Poster Defense Sessions

(Poster #100) Alopecic and Aseptic Nodule of the Scalp: A Likely Underdiagnosed Condition B. Chandler · N. Zoumberos · M. Evans

(Poster #101) Alopecic Discoid Lesions of Systemic Lupus with Biopsy Findings Identical to the Nonscarring Alopecia of Active Systemic Lupus Erythematosus T. Freeman · D. Anand · K. McKay

(Poster #102) Alopecic and Aseptic Nodules of the Scalp (AANS): A Description of Two New Cases and Proposal to "Reunify" with Dissecting Cellulitis of the Scalp W. Lyford

(Poster #103) The Histopathologic Diagnosis of Traction Alopecia: an Evidence-Based Approach M. Pitch · L. Sperling

(Poster #105) Characterization of the Inflammatory Features of Central Centrifugal Cicatricial Alopecia S. Smith

(Poster #106) A Cryptic Case of Recalcitrant Cellulitis E. Mata · R. Borucki · D. Clarey · R. Swali · T. Evans · C. Georgesen · M. Whitley

(Virtual) Detection of Antibody-Coated Fungi in Cutaneous Mucormycosis by Direct Immunofluorescence A. Brent

(Poster #108) Leprosy Following Adalimumab Therapy M. Chung

(Poster #109) Disseminated Blastomycosis in an Immunocompetent Female M. Chung

(Poster #110) A Spectrum of Phaeohyphomycosis M. Chung

(Poster #111) Ocular Leishmaniasis: One Bite Away R. Leigh · A. Elsensohn · J. Kerstetter · N. Nasir · Y. Daneshbod

(Poster #112) Scedosporium in the Immunocompromised: A Diagnostic Pitfall to Avoid K. Danyal · D. Cook · K. Shea · N. Marghoob

(Poster #113) Chaetomium Infection of the Ear Masquerading as VEXAS Syndrome (WITHDRAWN) C. Dehner

(Poster #114) A Unique Case of Cutaneous Histoplasmosis with Epidermal Colonization of Histoplasma in an HIV/AIDS Patient N. Farsi

(Poster #115) The Necrotic Eschar, a Warning in an Acutely Ill Patient A. Fortugno

(Poster #116) Infectious Disease in an Immunosuppressed Patient: What is the Second Diagnosis? A. Fortugno

(Poster #117) An Unusual Case of Secondary Syphilis with Minimal Inflammation and Associated Tinea Versicolor in an HIV-Positive Patient D. Gustafson · O. Jalali · A. Diwan

(Poster #118) Unusual Isolated Cytomegalovirus Cutaneous Infections E. Hartsough · R. Nazarian · K. Cornejo · A. Stagner

(Poster #119) Lower Extremity Nodules after Spelunking in Mexico P. Sulejmani

(Poster #120) Kerion Secondary to Microsporum Gypseum Mimicking Sarcoma in a Pediatric Patient A. Toklu

(Poster #121) Intralymphatic Histiocytosis: First Reported Case Associated with Human Immunodeficiency Virus A. Austin

(Poster #122) Split-Decision; Drug-Aggravated Pustular Psoriasis Initially Mimicking Stevens-Johnson Syndrome/Toxic Epidermal Necrolysis A. Berman · J. Hall · K. Krauland

(Poster #123) A Case of Subcutaneous Granuloma Annulare in a 2-Year-Old Male Presenting as a Painful Occipital Mass L. Campos Costa

(Poster #124) Histopathologic Comparison of Discoid Lupus Erythematosus and Folliculotropic Mycosis Fungoides in a Series of 12 Cases C. Cascardo · S. Oska · U. Sundram

(Poster #125) Unilateral Grover-like Skin Eruption following Pfizer COVID-19 Vaccine F. Dadrass · M. Knabel · J. Swan

(Poster #126) A Progressive and Telangiectatic Rash in a Female Patient: An Unexpected Case of Cutaneous Collagenous Vasculopathy C. De la Sancha Verduzco · R. Bommu · M. Kuhar · A. Klenk · B. Umphress

(Poster #127) Neoplastic or Inflammatory? A Case of CD30+ Cells in a Patient with B-ALL V. Ehyaee · V. Reddy · A. Ahmed

(Poster #128) Phrynoderma with Associated Perforating Folliculitis in a Patient with Gastroschisis J. Goldsmith · A. Ward

(Poster #129) Henoch Schonlein Purpura in a Young Patient with Crohn's Disease on Infliximab A. Grover

(Poster #130) Particulate Itraepidermal IgG Deposition, a Rare DIF Pattern Helpful in Diagnosing Ro (SS-A)/La (SS-B) Antibody Positive SCLE J. Hanson

(Poster #131) Psoriasiform Graft-Versus-Host Disease in a Patient With Chronic Lichen Planus-Like Variant M. Hengy · J. Hamad · M. Chaffins

(Poster #132) Facial Filler Migration and Subsequent Granulomatous Reaction Masquerading As a Suspicious Lesion Clinically A. Htoo

(Poster #133) Plasma Cell Mastitis Masquerading as Paget Disease S. Jobbagy · R. Nazarian

(Poster #134) Localized Granuloma Annulare after Autologous Hematopoietic Stem Cell Transplantation: A Unique Case and Literature Review E. Kowalski

(Poster #135) Clinicopathologic Presentation of Rosacea Fulminans B. Lee

(Poster #136) Secukunimab Induced Behcets Syndrome in a Patient with Psoriasis K. Lundquist

(Poster #137) Denovo Psoriasis Triggered by TNF-alpha Inhibitors in a Patient with Inflammatory Bowel Disease and the Role of IL12/23 Inhibitor R. Mohamed · B. Bertus · T. Kehinde · K. Kiavash

(Poster #138) An Unusual Case of Methotrexate Toxicity with Mucosal Ulceration Mimicking Behcet Disease S. Moradi

(Poster #139) A Case of Necrobiotic Xanthogranuloma and Review of the Differential of Adult Orbital Xanthogranulomatous Disease C. Morken

(Poster #140) Post-pemphigus Acanthoma: An Underrecognized Clinical and Histologic Entity R. Pandya · Y. Zhou · M. Desai · N. Anderson · A. Elsensohn

(Poster #141) Diagnostic Utility of Counting Mast Cells: A Study of 33 Cases M. Parham · B. Krishnan · Y. Huttenbach

(Poster #142) A Novel Presentation of Diffuse Primary Lipoatrophic Panniculitis Associated with Fasciitis V. Quan · S. See · S. Asadbeigi · D. Yun · C. Nguyen

(Poster #143) Alpha-1 Antitrypsin Deficiency Panniculitis C. Ricotti

(Poster #144) An Atypical Lymphocytic Panniculitis: Lupus or an Evolving Lymphoproliferative Disorder? B. Rollins

(Poster #145) Perforating Granuloma Annulare in a Patient with Nevoid Basal Cell Carcinoma Syndrome K. Rybski

(Poster #146) Wells' Syndrome Presenting as Compartment Syndrome K. SAIKIA · J. Pimentel

(Poster #147) A Rare Case of Granuloma Faciale Masquerading as a Mohs Micrographic Surgical Scar A. Weiss

(Virtual) Neutrophilic Dermatosis of the Dorsal Hands: Report of an Interesting Case with Discussion of the Differentials A. Wellman

(Poster #149) Histiocytoid Sweet's Syndrome in a Patient with VEXAS Syndrome and Monoclonal Gammopathy T. Wysozan

(Poster #150) Skin Biopsy Histopathologic Features Predictive of Perivascular IgA Presence on Direct Immunofluorescence F. Xie

(Poster #151) Hypopigmented and Hyperpigmented Variants of Mycosis Fungoides Occurring in the Same Patient M. Boettler · C. Chung

(Poster #152) A Case of Lymphomatoid Papulosis (LyP) with Gamma-delta Phenotype, a New Subtype of LyP? L. Borretta

(Poster #153) Null T-cell Phenotype Mycosis Fungoides with Aberrant CD20 and CD56 Expression: A Diagnostic Dilemma R. Burton

(Poster #154) Mycosis Fungoides Masquerading as Erythema Dyschromicum Perstans J. Dodson

(Poster #155) A CD56-negative Immunoblastoid Variant of Blastic Plasmacytoid Dendritic Cell Neoplasm (BPDCN) J. Duran

(Poster #156) Peripheral T cell Lymphoma Co-expressing CD8 and CD20 in a Patient with a History of CD4+ Folliculotropic Mycosis Fungoides M. Goold · M. Royer

(Poster #157) Arthropod Assault or Lymphoma? A Rare Case of Cutaneous Marginal Zone Lymphoma R. Kowtoniuk

(Poster #158) A Rare Case of Primary Cutaneous CD4+ Small/Medium-sized Pleomorphic T-Cell Lymphoma R. Kowtoniuk

(Poster #159) Primary Cutaneous Marginal Zone Lymphoma with Secondary Mycosis Fungoides: A Case Report M. Madrid

(Poster #160) A Case of ALK (-) Cutaneous ALCL of Areola in a Patient with History of Breast Cancer and Breast Implants: Extra-capsular Manifestation of BIA-ALCL? K. Malkova · B. Hubbard · M. Kinney · M. Kadin · G. Rainwater

(Poster #161) Type D Lymphomatoid Papulosis: A Case Report J. McAfee · S. Agrawal · J. Cook · J. Ko

(Poster #162) Cutaneous CD8-positive Cytotoxic T-cell Lymphoma: A Case Report J. McAfee · B. Burns · P. Feasel · S. Ondrejka

(Poster #163) Primary Cutaneous B-cell Lymphoma, Spindle-Cell Variant Presenting as an Isolated Scalp Nodule A. Mehreen · T. Cibull

(Virtual) Leukemia Cutis Masquerading as "Post Streptococcal Dermatitis" R. Patel

(Poster #165) Primary Cutaneous Lymphomas with T Follicular Helper Henotype: A Separate Category of Cutaneous T Cell Lymphomas? Z. Rahbar

(Poster #166) A Case of CD8 Positive T-cell Lymphoproliferative Disorder: A Diagnostic Challenge E. Rodriguez

(Poster #167) The Histopathologic Spectrum of Hypereosinophilic Syndrome J. Scott

(Poster #168) Follicular Mycosis Fungoides with Extensive Syringoid Metaplasia Mimicking Squamous Cell Carcinoma: A Possible Pitfall S. Shafi

(Poster #169) CD30+ Diffuse Large B-cell Lymphoma Mimicking Pyoderma Gangrenosum Clinically and Anaplastic Large Cell Lymphoma Histologically Z. Wolner · M. Mortallero · J. Cheeley · B. Stoff · D. Parker

(Poster #170) T-cell Clonality Studies by Next-generation Sequencing Confirm Clonal Relationship in Patients with MF and Concurrent LyP or ALCL D. Yan

(Poster #171) Acute Monocytic Myeloid Leukemia Presenting with Cutaneous Cytophagic Histiocytosis S. Yumeen

(Poster #172) NTRK1 Spitz Melanoma Presenting Clinically as an Angioma on the Ear of a 22-Year-Old Male A. Arasheben · A. Elsensohn · M. Desai · M. Lee · J. Love · C. Chow · J. Kerstetter

(Poster #173) Characterizing of Morphological Features of Partial and Superficial Biopsy Specimens of Dermatofibroma and Dermatofibrosarcoma Protuberans N. Bowers

(Poster #174) Melanomas with Activating RAS Internal Tandem Duplication: Clinical, Histopathologic, and Molecular Profiles R. Francois · M. Mochel · J. Tse · E. Williams

(Poster #175) Differences in Nomenclature Usage and Preference Among Dermatopathologists for "Dysplastic" Nevi: A National Survey A. Green

(Poster #176) PRAME Antibody in Melanomas C. Hatcher

(Poster #177) Regression Party: Eosinophils and Neutrophils in a Near Completely Regressed Melanocytic Neoplasm S. Hoskins

(Poster #178) PRAME Immunohistochemical Staining in Desmoplastic Melanoma A. Kiszluk · M. Saab Chalhoub · J. Speiser

(Poster #179) Superficial Spreading Melanoma and Nevus Cyclin D1 Immunohistochemistry Expression Study by Digital Imaging Analysis S. Koh

(Poster #180) Case Reports Demonstrating Diagnostic Clinical Utility of Gene Expression Profile (GEP) Tests for Difficult-to-Diagnose Melanocytic Lesions E. Marks · M. Goldberg

(Poster #181) PRAME Immunohistochemistry for Melanoma Diagnosis: A STARD Compliant Diagnostic Accuracy Study M. O'Connor · H. Dai · G. Fraga

(Poster #182) PRAME Immunohistochemistry to Distinguish Melanocytic Pseudonests of Lichenoid Reactions from Melanoma in situ: A Case-control Study S. Roy

(Poster #183) A Rare Case of Primary Vaginal Melanoma with Molecular Characterization J. Sanford

(Poster #184) First Reported Case of Melanoma Ex-common Blue Nevus in the Sinonasal Tract T. Schmitt · A. Mehta

(Poster #185) Correlation Between Gene Expression Profiling, Sentinel Lymph Node Biopsy Status, and Metastatic Risk in Primary Cutaneous Melanoma Cases A. Sharma

(Poster #186) Melanoma with Rhabdomyosarcomatous Differentiation Disguised as an Atypical Fibroxanthoma A. Siller

(Poster #187) Metastatic Balloon Cell Melanoma in Axillary Lymph nodes - A Case Report with Emphasis on Differential Diagnosis B. Tekin · R. Sharain · R. Guo

(Poster #188) Metastatic Undifferentiated Melanoma Mimicking a Primary Bone Tumor: A Potential Diagnostic Pitfall A. Wills

(Poster #189) Should p16 Immunohistochemistry be used as a Screening Tool for FISH Testing in Ambiguious Spitzoid Tumors of Childhood? A. Souers

(Poster #190) Syringocystadenocarcinoma Papilliferum: A Case Report M. Abdo

(Poster #191) A Rare Presentation of Cutaneous Plasmacytosis in Coexistence with Chronic Lymphocytic Leukemia M. Adkison · P. Shah

(Poster #192) Attention, Don't Misdiagnose Pseudomyogenic Hemangioendothelioma! A. Aksionau · A. Wesche

(Poster #193) A Case of Subungual Verrucous Carcinoma Y. Alhalaseh · M. Saab Chalhoub · S. Jakuboski · J. Speiser

(Poster #194) A Pigmented Lesion in a Patient with a History of Metastatic Melanoma; is it Metastatic Melanoma? S. Alnaqshabandi

(Poster #195) Role of Immunohistochemistry in the Diagnosis of Pilomatrical Tumors S. Alnaqshabandi

(Poster #196) Sezary Syndrome Evolving from Pityriasis Rubra Pilaris: Clinicopathologic Study of Five Cases M. Alsawas

(Poster #197) Clinicopathological Findings of Diffuse Neurofibroma in a 45-Year-Old Female Presenting with Debilitating Headaches, a Case Report, and Concise Review M. Anthony

(Poster #198) Metastatic Malignant Phyllodes Tumor Mimicking Malignant Melanoma R. Aslam

(Poster #199) Apocrine Tubular Adenosis: A Potential Diagnostic Pitfall R. Aslam

(Poster #200) Case Report of an Invasive Squamous Cell Carcinoma Arising in Association with a Giant Dermatofibroma M. Azzam · T. Swearingin · N. Golda · K. Braudis · E. Smith

(Poster #201) A Case of YAP1 and NUTM1 Rearranged Squamoid Eccrine Ductal Carcinoma E. Bayraktar · G. Jour

(Poster #202) Basaloid Proliferation Mimicking Basal Cell Carcinoma in 12-Year-Old Patient with Carney Complex B. Berger

(Poster #203) Impact of Histology and Immunohistochemistry Findings on Sebaceous Carcinoma Patient Outcomes Z. Brown-Joel

(Virtual) Pseudomyogenic Hemangioendothelioma: A Case of a Solitary Lesion with a Very Indolent Clinical Course C. Bui

(Poster #205) Cutaneous Mixed Neuroendocrine Non-Neuroendocrine Carcinoma (MiNEN) E. Bulson · J. Sigel

(Poster #206) Primary Cutaneous Ewing Sarcoma in a Pediatric Patient E. Bulson · J. Sigel

(Poster #207) Malignant Proliferating Pilar Tumor: Case Series with Review of Histologic Mimics E. Bulson · J. Sigel

(Poster #208) Ectopic Hidradenoma Papilliferum A. Casillas

(Poster #209) Porokeratosis in Disguise A. Casillas

(Poster #210) Distinctive Dermal Clear Cell Mesenchymal Neoplasm: A Case Arising on the Upper Extremity J. Chang

(Poster #211) Spindle-cell Predominant Trichodiscoma with Palisaded Arrangement of Stromal Cells: A Rare Benign Adnexal Neoplasm (WITHDRAWN) T. Chau

(Virtual) A Diagnostic Pitfall: Pyogenic Granuloma-like Presentation of Kaposi Sarcoma with Areas that Lack HHV-8 expression A. Chaudhari · J. McFadden · R. Barth · D. Kerr · A. Sriharan

(Poster #213) A Case of Squamous Cell Carcinoma Arising from a Pilonidal Cyst F. Chen · E. Kallick · H. Edington · J. Uchin

(Poster #214) Rippled Basal Cell Carcinoma: A Rare Presentation of a Common Entity J. Coias

(Poster #215) Subcutaneous Panniculitis-Like T-cell Lymphoma Mimicking Venous Stasis Ulcers D. Cole

(Poster #216) Expression of Nicotinic Acetylcholine Receptor in Merkel Cell Carcinoma: Its Potential Etiologic and Prognostic Role C. Cunningham

(Poster #217) Digital Papillary Adenocarcinoma sin Papillary Features: A Potential Diagnostic Pitfall A. Dharamraj

(Poster #218) A Case of Apocrine Papillary Hidrocystoma with Mucinous Metaplasia (Goblet Cell Type) J. Epperson

(Poster #219) Epithelioid Fibrous Histiocytoma with Deep Diving Growth J. Gillam

(Poster #220) NUT-Positive Poroid Hidradenoma Presenting as a Predominantly Cystic Lesion of the Foot T. Gish

(Poster #221) Clear Cell Mesenchymal Neoplasm in a 15-Year-Old Female: A Case Report Z. Gorski

(Poster #222) Subcutaneous Leiomyosarcoma: A Case Series of an Enigmatic Entity H. Gosnell

(Poster #223) Expanding the CD34 differential: A Case of Fibroblastic Connective Tissue Nevus E. Henkel · M. Maria D. Guerrero-Putz · B. Keeling

(Poster #224) A Case of Giant Papillary Hemangioma: A Rare Tumor with Execptional Size A. Irfan

(Poster #225) Cylindrocarcinoma (Malignant Cylindroma) with Squamous Differentiation and Radiologic Evidence Consistent with Metastatic Progression T. Irwin

(Poster #226) Expect the Unexpected: Hidradenocarcinoma in a 27-Year-Old K. Jerew

(Poster #227) Desmoplastic Melanoma vs Malignant Peripheral Nerve Sheath Tumor: Still a Diagnostic Quandary! A. Jin · J. Lee

(Poster #228) Spindle Cell Rhabdomyosarcoma, An Uncommon Entity and Review of the Literature T. Kehinde · B. Bertus

(Poster #229) MCPyV-negative Merkel Cell Carcinoma in Situ associated with Immunosuppression P. Khoshnoodi · A. Mazumder · N. Burkemper

(Poster #230) An Unusual Presentation of Merkel Cell Carcinoma Clinically Resembling a Scar and Histologically Mimicking Lymphoepithelioma-like Carcinoma M. Knabel

(Poster #231) Vulvar Mass in a Young Female: An Unexpected Presentation of Basal Cell Carcinoma J. Krooks · U. Yassi

(Poster #232) Cutaneous Metastasis of Cholangiocarcinoma: Case Report and Literature Review P. Kundert

(Poster #233) Pseudocarcinomatous Hyperplasia Masquerading as Squamous Cell Carcinoma in CD30+ Primary Cutaneous Anaplastic Large Cell Lymphoma D. LaTour · M. Lee · J. Gardner · H. Dao · J. Kerstetter · A. Elsensohn

(Poster #234) Cutaneous Metastasis of Medullary Thyroid Carcinoma Masquerading as an Epidermal Inclusion Cyst N. Lemons

(Poster #235) A Unique Case of Eccrine Poroma with Atypia of the Nipple I. Lerman · F. Tausk · B. Smoller · K. Mannava

(Poster #236) Rhabdomyomatous Mesenchymal Hamartoma A. Linfante · G. Ugoh · R. Okereke · B. Goodwin

(Poster #237) A Remarkable Manifestation of Reactive Eccrine Syringofibroadenoma V. Mahalingam

(Poster #238) Disseminated Cutaneous Nodules Presenting in a Patient Secondary to anti-PD-L1 Therapy for Metastatic Malignant Melanoma V. Mahalingam

(Poster #239) CD30 Positive Primary Folliculotropic Cutaneous T-cell Lymphoma in Association with CD30 Positive Sezary Syndrome S. Mahlberg · E. Larson · B. Rohr · K. Cooper · K. Honda

(Poster #240) Eruptive Verrucous Keratosis Associated with Encorafenib Use in Colorectal Carcinoma J. Markidan · L. Ma

(Poster #241) A Hybrid Peripheral Nerve Sheath Tumor with Features of Plexiform Schwannoma and Neurofibroma M. Martinez-Escala

(Virtual) Hemosiderodic Dermatofibroma: A Rare Variant of a Common Benign Skin Tumor E. Maxon · J. Bandino · O. Arballo

(Poster #243) Cutaneous Metastatic Chordoma with CK20/CDX2 Expression and Loss of S100 Protein S. Mehrmal · A. Alhatem · K. Smith

(Virtual) Clear-cell Basal Cell Carcinoma Can be Distinguished from Richilemmoma by Ber-EP4 and CD34 Expression: A Case Series A. Mitra · J. Schulman

(Poster #245) Conjunctival Solitary Fibrous Tumor with Scattered Giant Cells in a 12-Year-Old Boy N. Mohamed

(Poster #246) Primary Vulvar Extragastrointestinal Stromal Tumor in A 77 Years Old Female N. Mohamed

(Poster #247) Pilomatrixoma with Immunohistochemistry Mimicking Squamous Cell Carcinoma in Cytology Specimen M. Molina

(Poster #248) Conjunctival Squamous Cell Carcinoma: Exploratory Analysis of Genomic Alterations, HPV Status and UV Exposure P. Nagarajan

(Poster #249) Next Generation Sequencing of Dermatofibrosarcoma Protuberans with High-grade Transformation into Pleomorphic Sarcoma: A Case Report of a Rare Entity N. Neumann · W. Devine · S. Cho

(Poster #250) Benign Peripheral Nerve Sheath Tumors with VGLL3 Fusion: Report of Three Cases Expanding the Morphologic Spectrum of Hybrid Schwannoma-perineurioma N. Neumann · K. Busam · K. Linos

(Poster #251) Malignant Proliferating Trichilemmal Tumor Harboring TP53 and POLE Mutations Arising in Association with Incontinentia Pigmenti N. Niu

(Poster #252) ANKRD26 and PDGFRB Gene Mutations Associated Disseminated Cutaneous Non-Langerhans Cell Histiocytoses K. OH · C. Brathwaite · M. Fader

(Poster #253) Cutaneous Spindle Cell Squamous Cell Carcinoma with Cytokeratin-Positive Multinucleated Giant Cells E. Panah

(Poster #254) Squamous Cell Carcinoma Arising in a Desmoplastic Trichilemmoma S. Qasim · A. Mahboob · A. Usmani

(Poster #255) Vulvar Epithelioid Hemangioendothelioma S. Qasim · M. Selim · F. Azmi

(Poster #256) Squamoid Eccrine Ductal Carcinoma: An Underrecognized Entity S. Qasim · G. Siddiqui · A. Ahmad

(Poster #257) Dermatofibrosarcoma Protuberans with Verocay Bodies: Report of a Case and Review of Histologic Variants of DFSP M. Rogers

(Poster #258) Proliferating Inverted Follicular Keratosis of Genital Skin: Case Series of a Novel Entity M. Runge · P. Harms · S. Hrycaj · D. Fullen · M. Chan

(Poster #259) Chondrosarcoma-like Differentiation in an Atypical Spindle Cell/Pleomorphic Lipomatous Tumor C. Rutland

(Poster #260) Sebaceous Carcinoma of the Breast: A Rare Histopathologic Mimicker of Cutaneous Sebaceous Carcinoma K. Severson

(Poster #261) Pleomorphic Dermal Sarcoma with Granular Cell Features Mimicking Non-Neural Granular Cell Tumor: A Potential Diagnostic Pitfall S. Shah · N. Zoumberos · S. Shalin · B. David · T. Jennings

(Poster #262) Cutaneous Nodules as the Initial Presentation of Chronic Lymphocytic Leukemia in a Young Man P. Shah · M. Adkison · V. Teran · A. DeCrescenzo · J. Wilson · K. Lyapichev

(Poster #263) Perineal Squamous Cell Carcinoma Arising in Porokeratosis in a Patient with Keratitis-Ichthyosis-Deafness Syndrome L. Shayegan · B. Brooks · G. Telang · C. DiMarco · H. Goldbach · L. Robinson-Bostom

(Poster #264) Localization of Cutaneous Breast Cancer Metastases to a Primary Melanoma M. Shenk · A. Haroon · E. Smith

(Poster #265) Invasion Risk for Cutaneous Squamous Cell Carcinoma-in-situ by Histologic Subtype D. Stamer · J. Goldsmith · S. Tahan

(Poster #266) A Rare Case of Squamous Cell Carcinoma with Clinical and Histopathologic Features of Granuloma Annulare R. Swali · M. Zabel · T. Evans · D. Clarey · R. Borucki · M. Stephany · C. Georgesen

(Poster #267) A Rare Tumor with an Unusual Clinical Presentation: Tubular Adenoma Presenting as a Cutaneous Horn A. Toklu

(Poster #268) Metastatic Supratentorial Ependymoma to the Scalp: A Case Report of an Unusual Metastic Site for a Glial Neoplasm S. Turcios Escobar · S. Maraka · T. Valyi-Nagy · M. Braniecki

(Poster #269) Molecular Analysis of Squamoid Eccrine Ductal Carcinoma and Response to Pembrolizumab Treatment S. Verne · J. Messina

(Poster #270) Pseudoxanthoma Elasticum-like Changes on the Soft Palate M. Weigelt · M. Franklin · D. Mathur · S. Billings · S. Ronen

(Poster #271) Keratin-Positive Giant Cell-Rich Soft Tissue Tumors with HMGA2::NCOR2 Fusions M. Weigelt · J. Ko · E. Azzato · G. Habermehl · S. Billings · K. Fritchie

(Poster #272) Solitary Plaque on the Forehead: A Rare Case of Ectopic Extramammary Paget's Disease C. Whittington

(Poster #273) Third time's a Charm: SCC of the Wrist Masquerading as an Epidermoid Cyst N. Wong · T. Adlam · D. Mehregan

(Poster #274) Adenodermatofibroma, Report of an Uncommon Dermatofibroma Subtype with Glandular Structures J. Wong · K. Wanat · R. Havlik · G. Roth · K. Young

(Poster #275) Merkel Cell Carcinoma Metastatic to Sites of Other Cutaneous Neoplasms: A Diagnostic Pitfall R. Zhao · M. Chan · K. Harms · P. Harms

(Poster #276) A Pyoderma Gangrenosum Like Lesion on the Right Shin; A Case Report of a 36-Year-Old Patient with a History of Intravenous Drug Use O. Abdelsadek · T. Cibull

(Poster #277) Cutaneous Adnexal Carcinoma Presented as Right Breast Mass in 70-Year-Old Female Patient O. Abdelsadek · T. Cibull

(Virtual) Vulvar Lymphangioma: A Small Case Series and Brief Literature Review A. Abraham

(Poster #279) Metastatic Mesothelioma or so We Thought! A. Adelanwa

(Poster #280) Trichoepithelioma Associated Epidermal Inclusion Cyst A. Adelanwa

(Poster #281) Cutaneous Mucormycosis Masquerading As An IgG4 Disease, Following a COVID-19 Infection A. Alabkaa

(Poster #282) Metastatic Nevoid Melanoma versus Nodal Nevus? PRAME To The Rescue! A. Alabkaa

(Poster #283) Apocrine Sweat Gland Carcinoma, Arising in a Tubular Apocrine Adenoma A. Alabkaa

(Virtual) A Case of Lymphomatoid Granulomatosis A. Alame

(Virtual) A Case of Melanoma in a Giant Congenital Melanocytic Nevus A. Alame

(Virtual) A Case of Melanocytic Matrical Carcinoma A. Alame

(Poster #287) Imatinib-Induced Skin Blistering S. Alazawi

(Poster #288) Mycosis Fungoides Palmaris et Plantaris: Case presentation and Discussion D. Anand

(Poster #289) Pigmented Onychomatricoma of Toenail in African American Patient- A Clinical Mimicker of Subungual Melanoma D. Anand · A. Porter · D. Windom

(Poster #290) Combination BRAF and MEK-inhibitor Therapy-Induced Panniculitis: A Case Report with Review of the Literature B. Bertus

(Poster #291) Agminated Atypical Spitz Tumors in a 4-Year-Old Child With A Novel Genetic Profile B. Bertus

(Poster #292) Endocrine Mucin-Producing Sweat Gland Carcinoma of the Eyelid: Two Cases of an Under-recognized Entity and Review of the Literature B. Bertus

(Poster #293) Erythema Multiforme-like Symmetric Drug Related Intertriginous and Flexural Exanthema M. Bhatt · M. Modi · J. Speiser · M. Saab Chalhoub

(Poster #294) Hypercalcemia as a Clue to Squamous Cell Carcinoma Arising in Chronic Hidradenitis Suppurativa M. Bhatt · J. Speiser · M. Saab Chalhoub

(Poster #295) Case Series with Review of Uncommon Histopathologic Variants of Transient Acantholytic Dermatosis (Grover disease) T. Coolman

(Poster #296) A Case of Trichilemmal Horn in a 27-Year-Old Male T. Coolman

(Poster #297) Pancreatic Undifferentiated Pleomorphic Sarcoma-associated Pancreatic Panniculitis G. Cornell

(Poster #298) Cutaneous Metastasis from Signet Ring Cell Adenocarcinoma of the Colon G. Cornell

(Poster #299) Neutrophilic Eccrine Hidradenitis on the Face of a Patient on Pembrolizumab N. Culotta · K. Beiter · D. Hilton

(Poster #300) Post-Herpetic Granulomatous Dermatitis in the Setting of Immune Checkpoint Inhibitor Therapy D. Diamond

(Poster #301) Agminated Granular Angiofibromas of the Lip Unassociated with Genodermatoses D. Diamond

(Poster #302) Histopathologic Features of Monkeypox: A Case and Literature Review M. Dittmer

(Poster #303) Cutaneous IgG4-Related Disease and its Differential Diagnosis M. Dittmer

(Poster #304) Large Verruciform Xanthoma in an Unusual Anatomic Location Mimicking Squamous Cell Carcinoma: A Diagnostic Pitfall S. Erem

(Virtual) Secondary Syphilis Mimicking Scleromyxedema Clinically and Sarcoidosis Histopathologically K. Fagan

(Virtual) Pseudolymphoma to Lymphoma: A Case of Chronic Reactive Lymphoid Hyperplasia Transforming to Primary Cutaneous Marginal Zone Lymphoma K. Fagan

(Virtual) Diffuse Neurofibroma with Melanocytic Differentiation Mimicking Extragenital Lichen Sclerosus Clinically and Anetoderma Histopathologically (WITHDRAWN) K. Fagan

(Poster #308) Verruciform Xanthoma - A Mimic of Viral Genital Warts E. Fiorletta Quiroga · N. Zoumberos · S. Shalin · K. Campbell · C. Quick

(Poster #309) Histopathology of Cutaneous Novel Dendritic Cell/AML Fusion Cell Vaccine Reaction A. Gochoco · S. Tahan

(Poster #310) Atypical Cellular Blue Nevus Concerning for Cutaneous Melanoma A. Gochoco · B. Schmidt · S. Tahan

(Poster #311) Livedoid Vasculopathy: Histopathology, Associated Clinical Conditions and Recommendations for Reporting of Biopsy Findings P. Googe

(Poster #312) Acquired Reactive Perforating Collagenosis Occurring in Association With Nonred Ink Tattoo V. Grube

(Poster #313) Basophilic, Thickened Collagen Bundles Seen in Late-Stage Exogenous Ochronosis V. Grube

(Poster #314) Galli Galli-Type Variant of Grover Disease Following COVID-19 Infection J. Hamad · M. Hengy · M. Chaffins

(Poster #315) Cutaneous Graft-versus-Host Disease Characterized by Foamy Histiocytes in a Multivisceral Transplant Patient J. Hamad · M. Hengy · M. Chaffins

(Poster #316) Cytokeratin-7 Negative Mammary Paget Disease in a Male J. Hamad · M. Hengy · M. Chaffins

(Poster #317) A Case of Spiradenocarcinoma with Histologic Features of Adenoid Cystic Carcinoma. J. Hwang

(Poster #318) Pembrolizumab-induced Atypical Squamous Proliferation with Overlapping Features of Hypertrophic Lichen Planus and Early Keratoacanthoma J. Hwang

(Poster #319) Nocardia Wallacei: A Case of Primary Cutaneous Nocardiosis K. Karanfilian · D. Lozeau

(Poster #320) Extranasal Extranodal NK/T Cell Lymphoma: A Case Demonstrating Clinicopathologic Features K. Karanfilian · D. Atmatzidis · J. Briley · T. Ahmed · D. Lozeau

(Poster #321) Primary Cutaneous Rosai Dorfman Disease: A Case Report M. Khazaeli · S. Ghosh

(Poster #322) Primary Cutaneous Adenosquamous Carcinoma: A Case Report M. Khazaeli · A. Goldenberg

(Poster #323) CD34 Expression in Vulvar Lichen Sclerosus (WITHDRAWN) E. Kunzler · P. Kupiec · E. Vanenkevort · T. Ferringer

(Poster #324) Progressive Mantle Cell Lymphoma Presenting with Cutaneous and Neurologic Manifestations E. Kunzler · K. Gera · M. Kreher · A. Franke · T. Missall

(Poster #325) Proliferative Nodule in A Congenital Nevus A. Linfante

(Poster #326) Spindle Cell-Predominant Trichodiscoma with Palisading Arrangement: A Rare Variant A. Linfante

(Poster #327) Pityriasis Rubra Pilaris Following Moderna COVID-19 Vaccination: A Case Report and Literature Review Y. Liu

(Poster #328) Key Lessons Learned from Evaluation of Challenging Melanocytic Lesions: A Tertiary Referral Institutional Experience Y. Liu

(Poster #329) Multiple Nasal Angiofibromas or Fibrous Variant of Rhinophyma? A Case Report J. Miles

(Poster #330) Cutaneous Crohn's Disease with Concomitant Intravascular/Intralymphatic Histiocytosis J. Mo · L. Ma

(Poster #331) Unilesional Lymphomatoid Papulosis: A Diagnostic Pitfall J. Mo

(Poster #332) Inverse Correlation Between CD34 and SMA Staining: A Useful Marker for Early Diagnosis of Systemic Sclerosis E. Ozluk · L. Goldberg

(Poster #333) Multiple Non_Familial Trichoepithelioma: A Sporadic Rare Case E. Ozluk · B. Zoshchuk · N. Delacruz

(Poster #334) Multiple Family Members with Pseudoxanthoma Elasticum with Hyalinized Collagen and Absence of Ophthalmologic Disease M. Paiva · S. Yumeen · L. Bercovitch · L. Robinson-Bostom

(Poster #335) Elephantiasis Nostras Verrucosa Presenting as a Nodular Proliferation at the Site of Prior Surgery M. Pakyari · E. Russell-Goldman

(Poster #336) Long-Standing Polymer Emboli Cutaneous Reaction K. Park

(Poster #337) Extramammary Paget's Disease of the Scrotum A. Qureshi

(Poster #338) Pemphigus Vulgaris Following mRNA-1273 SARS-CoV-2 Vaccination: A Case Report A. Qureshi

(Poster #339) Monodactylous Nail Unit Keratin-derived Amyloid and Onycholemmal Cysts with the Clinical Appearance of a Malignancy: A New Clinicopathologic Entity C. Rauck · A. Rubin · A. Rubin

(Poster #340) The Clinicopathologic Spectrum of Pediatric Eccrine-vascular Lesions: A Case Report of Blue-rubber Bleb Nevus Syndrome Contrasted to Similar Entities S. Ravichandran · M. Crowley · P. Rodriguez-Waitkus · S. Albers · W. Chen

(Poster #341) A Compound Nevus Lacking Histopathological Maturation of Melanocytes; Inverted Type-A Nevus A. Regmi

(Poster #342) Myxoid Cellular Neurothekeoma; A Rare Cutaneous Neoplasm with S100 Negativity A. Regmi

(Poster #343) Cutaneous Syncytial Myoepithelioma with Positive ALK-1 Expression by Immunohistochemistry but Negative ALK Gene Rearrangement by FISH R. Rizwan

(Poster #344) Solar Elastotic Material in Lymphatics of Skin and Lymph Nodes: A Rare Finding R. Rizwan

(Poster #345) Multiple Blue Nevi of the Vulva: A Rare Presentation and a Diagnostic Dilemma H. Salah

(Poster #346) Characteristics of ACGME-accredited Dermatopathology Fellowships: A Cross-sectional Study H. Salah

(Poster #347) Tumoral Melanosis to Immunotherapy: A Mimicker of Disease Progression in Metastatic Melanoma J. Saleh

(Poster #348) A Challenging Case of Spitz Melanoma of Childhood: SNP Microarray to the Rescue J. Saleh

(Poster #349) A Case Report of a Collision Basaomelanocytic Neoplasm Highlighting Challenges with Nomenclature and Classification A. Samiei · T. Katona · A. Alomari

(Poster #350) Cutaneous Metastasis in a Male Case of Breast Cancer A. Samiei · M. Kuhar

(Virtual) Melanocytic Nevus with Neural Features and Aberrant Loss of Common Melanocytic Markers J. Sanchez · N. Logemann

(Virtual) Pleomorphic Fibroma of the Labia: A Novel Case J. Sanchez · N. Logemann

(Poster #353) Auricular Amyloidosis: Localized Cutaneous Amyloid in Uncommon Anatomical Locations W. Schaffenburg

(Poster #354) Chondroblastoma-like Variant of Epithelioid Fibrous Histiocytoma: A Rare Tumor with Chondroid and Osteoid Differentiation W. Schaffenburg

(Virtual) The Utility of Sox10 and Melan-A in Mixed Type Desmoplastic Melanoma: A Cautionary Tale in Inattentional Blindness A. Shah

(Virtual) EBV-positive Lymphoepithelial Carcinoma of the Lip: A Report of a Rare Entity A. Shah

(Poster #357) Papular Acantholytic Dyskeratosis of the Genitocrural Area with a Darier-predominant Histological Pattern J. Shah · N. Smith

(Poster #358) Secondary Syphilis Presenting as Granulomatous Dermatitis, an Uncommon Manifestation of a Polymorphic Disease N. Shaker

(Poster #359) Isolated Vulvar Langerhans Cell Histiocytosis N. Shaker

(Poster #360) Primary Cutaneous Angiosarcoma, Three Cases with Unusual Presentation N. Shaker

(Poster #361) Primary Cutaneous Follicle Center Lymphoma with Diffuse Growth Pattern and Large Cells, a Potential Diagnostic Pitfall N. Shaker

(Poster #362) Cutaneous Atypical Fibroxanthoma with Osteoclast-like Giant Cell, a Rare but Diagnostic Pitfall N. Shaker

(Poster #363) Cutaneous T-cell Lymphoma with Gamma-Delta Phenotype Presenting as a Solitary Ulcerated Erythematous Mass N. Shaker

(Poster #364) Loss of SATB2 Expression in Secondary Extramammary Paget Disease of Peristomal Skin: A Potential Marker in the Setting of Inflammatory Bowel Disease (WITHDRAWN) N. Shaker

(Poster #365) A Review and Quality Assessment of Online Dermatopathology Educational Resources N. Shukla

(Poster #366) A Case of Leprosy: An Infectious Disease to Bear in Mind J. Pierce · S. Thorne · G. Gates

(Poster #367) Beta-catenin Signaling in Cutaneous Melanoma Metastases (WITHDRAWN) S. Thorne · I. Yeh · B. Bastian

(Poster #368) Colored Sweat: Fun Party Trick or Unusual Lesion? J. Giessinger · S. Thorne · G. Sarantopoulos

(Poster #369) Cutaneous Collagenous Vasculopathy L. Tjahjono · K. Young · K. Wanat

(Poster #370) Rosette Formation in Desmoplastic Spitz Nevus A. Usmani · S. Musharraf · S. Alothman · A. Mahboob

(Poster #371) Ossified Pilomatricoma: A Unique Example of Templated Ossification A. Usmani · S. Qasim · A. Mahboob

(Virtual) A Pediatric Case of Disseminated Cutaneous Histoplasmosis Mimicking Leishmaniasis J. Uzzell · P. Fortes · G. Gates

(Virtual) An Interesting Case of Clostridium Contributing to a Polymicrobial Infection of the Upper Lip J. Uzzell · P. Fortes · J. Caldera · S. Cho · S. Chandrasekaran · S. Yang · G. Sarantopoulos

(Virtual) Small Biopsy Challenges with Poorly-differentiated Malignant Melanoma J. Uzzell · T. Howard · B. Larsen · G. Sarantopoulos

(Poster #375) Not All Cauliflowers are HPV: A Case of Primary Cutaneous Amyloidosis of the Glans Penis Mimicking Warts B. Wu · B. Perin · K. Smith · A. Moshiri

(Virtual) Clinical and Histopathological Features of Hypereosinophilic Syndrome with Cutaneous Involvement J. Zayas

(Poster #377) Intravascular (Intralymphatic) Reactive Histiocytosis: A Case Report K. Zipperer

(Poster #378) Pseudolymphomatous Folliculitis K. Zipperer

(Poster #379) Deep Learning-based Automatic Detection Algorithm for Nail Fungal Hyphae D. Gonzalez · A. Karunamurthy · J. Ho

(Poster #380) Automated Immunophenotyping of Cutaneous T-cell Lymphoma Using Artificial Intelligence D. Gonzalez · C. Ragnarök · O. Akilov · A. Karunamurthy · J. Ho

(Poster #381) Digital Measurement of Breslow Thickness in Malignant Melanoma D. Gonzalez · S. Patel · J. Ho · A. Karunamurthy

(Poster #382) Synchronous melanomas - Report of a Rare Case of Synchronous Primary Cutaneous Acral Melanomas K. Yim

(Poster #383) A Case of Idiopathic Granulomatous Mastitis with Erythema Nodosum (WITHDRAWN) D. AbdelHameid

(Virtual) Pseudoxanthoma Elasticum-like Papillary Dermal Elastolysis J. Ahn

(Poster #385) A Rare Case of Pleomorphic Fibroma Associated with Li-Fraumeni Syndrome S. Atiya · D. DiMaio

(Poster #386) Pembrolizumab-associated Morphea with Features of Lichen Sclerosus K. Ayoade

(Poster #387) Syringoid Eccrine Carcinoma - A Case of a Rare Malignant Adnexal Carcinoma Presenting on the Left Upper Extremity K. Ayoade

(Poster #388) Erythroderma as a Manifestation of Syphilis B. Bagci

(Virtual) Observations on Skin Biopsies for the Diagnosis of CADASIL N. Belgasem

(Poster #390) Prame Immunoexpression in 275 Cutaneous Melanocytic Lesions: A Single Instritutional Experience G. Cazzato

(Poster #391) Perineuriomatous Nevi: 2 Cases of a Unique Diagnostic Entity and a Helpful Clue to Their Diagnosis K. Dawson

(Poster #392) Chalk It Up: Candida Embedded Within Perforating Gout N. Shah

(Poster #393) Mixed Tumor of the Vagina: A Rare Case Report M. Deerwester

(Poster #394) Immunohistochemistry Utilization in the Diagnosis of Dysplastic Nevi M. Dinehart

(Poster #395) Rare Case of Spindle Cell Predominant Trichodiscoma with a Palisaded Arrangement of Stromal Cells K. Haghayeghi · T. Chau

(Poster #396) Spiradenocarcinoma arising in Concert with Spiradenoma A. Higgins

(Poster #397) Cutaneous Presentation of Grade 3 Lymphomatoid Granulomatosis in a Young Female Preceding the Onset of Pulmonary Symptoms A. Htoo

(Virtual) Melanoma-in-situ Arising Within a Dermatofiborma: Report of a Case and Review of the Literature C. Kellogg · A. Choi · B. Hinds · A. Di Nardo

(Poster #399) Necrobiosis Lipoidica, Atypical Localization - A Report Case S. Khonkhodjaev

(Virtual) Psuedoepitheliomatous Reaction to Red Tattoo Pigment C. Knapp III · S. Billings

(Poster #401) Atypical Hidradenoma with Unusual Features and CRTC1-MAML2 Rearrangement A. LAZIM

(Poster #402) The Presence of Plasma Cell Light Chain Restriction in Distinguishing Localized Lichen Myxedematosus from Scleromyxedema S. Liu · L. Park · Y. Hambaroush · L. Karai

(Poster #403) Diagnostic and Prognostic Difficulties of Baslomelanocytic Tumors; A Report of Two Cases and Review of the Literature L. Mahapatra · L. Compton

(Poster #404) Cutaneous Leiomyosarcoma: An Interesting Case of a Rare Soft Tissue Sarcoma J. Mescher · R. Apgar · N. Logemann

(Poster #405) Pinworm of the Conjunctiva S. Miller

(Poster #406) Disseminated Protothecosis due to rare ProtoTheca Zopfii M. Modi

(Poster #407) TFE3+ Temple Tumor: An Unexpected Diagnosis H. OConnor · J. Forcucci

(Poster #408) Alopecia Areata with Histopathologic Findings of Lymphocytic Scarring Alopecia T. Pukhalskaya · J. North · J. Fu

(Poster #409) Case of Primary Cutaneous Acral CD8+ T-cell Lymphoma with Multifocal Asynchronous Presentation T. Pukhalskaya · T. Mully · C. Thompson · D. Hoffman

(Poster #410) ALK - rearranged Spitz Tumor with Striking Pseudoepitheliomatous Hyperplasia T. Pukhalskaya · U. Okoro · W. Schaffenburg · J. North

(Poster #411) PD-L1 Expression in Microcystic Adnexal Carcinoma: Implications for the Use of Immune Checkpoint Inhibitors as a Neoadjuvant Therapy S. Ravi

(Poster #412) Intradermal Nevus with EHBP1::RASGRF1 in a Patient with BAP1 Germline Pathogenic Variant M. Rodriguez Pena

(Poster #413) BRAF V600E Immunohistochemical Study as a Useful Tool in the Diagnosis of De-differentiated Metastatic Melanomas (WITHDRAWN) A. Rothrock

(Poster #414) A Case of Demodex Folliculitis Mimicking Acute Graft-vs-Host Disease L. Sardiña

(Poster #415) Cutaneous CIC-DUX4 Sarcoma with Minimal WT1 Staining: A Diagnostic Challenge (WITHDRAWN) B. Say

(Poster #416) Melanocyte Colonization and Pigmentation of Breast Carcinoma: A Case Report S. See

(Poster #417) Primary Cutaneous Perivascular Epithelioid Cell Tumor (PEComa) with NONO-TFE3 Fusion: A Case Report and Review of Related Literature S. See

(Poster #418) Cutaneous Metastasis of Breast Carcinoma with Sebaceous Differentiation: A Case Report K. Sheahon

(Poster #419) Verruciform Xanthoma Occurring in Recessive Dystrophic Epidermolysis Bullosa: A Clinicopathologic Study of Eleven Cases K. Sheahon

(Poster #420) Cutaneous Metastasis of Lung Adenocarcinoma: Clinical, Pathological and Immunohistochemical Assessment T. Wysozan

(Virtual ) Histopathologic Features of EGFR Inhibitor Therapy-associated Scarring Alopecia: A Report of Two Severe Cases P. Bulterys

(Virtual ) When a Zebra Ends Up Being a Horse: Tinea Corporis Mimicking Erythema Gyratum Repens G. Ansah · H. Wong · S. Shalin

(Virtual ) A Landscaper with Pebbly Plaques on the Arms A. Fotouhi · D. Mehregan

(Virtual ) Secondary Syphilis Presenting with Unusual Neutrophilic Folliculotropic Annular Plaques Y. Lee · C. Lin · Y. Lee · J. Lee

(Virtual ) A Challenging Case of Fomite Transmitted Monkey Pox in the Absence of Prodromal Symptoms P. Srivastava

(Virtual ) Histiocytoid Subcutaneous Sweet Syndrome with Features of Erythema Nodosum M. Aghighi

(Virtual ) Asteroid Bodies in Association with Silica Foreign Body Granuloma F. Ahmed · C. DiMarco

(Virtual ) A Case of Ataxia-telangiectasia with Granulomatous Dermatitis, Morphea-like Features, and Fatal Cutaneous Squamous Cell Carcinoma N. Kaskas · L. Bercovitch · L. Robinson-Bostom · M. Beatson

(Virtual ) Drug Induced Bullous Pemphigoid from Pembrolizumab: A Case Report and Review of Literature M. Caligayahan · L. Goldberg · S. Shih

(Virtual ) Pembrolizumab-induced Granuloma Annulare H. Cumsky · Y. Yang · D. DiCaudo

(Virtual ) Erythema Ab Igne with Keratosis Lichenoides Chronica-like Features S. Hegazy · J. Jedrych

(Virtual ) Thymoma-associated Multiorgan Autoimmunity (TAMA) Presenting as a Graft-versus-Host Disease-like Erythroderma N. Hewitt

(Virtual ) Granuloma Annulare-like Eruption in Chronic Lymphocytic Leukemia M. Janeczek

(Virtual ) Neonatal Sweet Syndrome N. Javed · L. Greene · K. Morley · K. Shea · S. VanDyke

(Virtual ) The Resemblance of Early-stage Morphea to Interstitial Granulomatous Dermatitis P. Mikhlin · N. Pace · S. Yan · A. Sriharan

(Virtual ) Case of a Verrucous Variant of Pustular Psoriasis Presenting as a Fungating Mass M. Tsang

(Virtual ) Localized Cutaneous Sarcoidosis in a Patient with a History of Extrapulmonary Tuberculosis: A Case Report and Review of the Literature Z. Zahirsha · J. Speiser · W. Kim

(Virtual ) Blastic Plasmacytoid Dendritic Cell Neoplasm with Concomitant Atypical Squamous Proliferation and Unusual Immunophenotype M. Aghighi

(Virtual ) Gamma/Delta T-Cell Variant of Lymphomatoid Papulosis with 6p25.3 Subtype Showing Novel Clinical and Pathologic Features Y. Hambaroush · S. Liu · L. Karai

(Virtual ) Extranodal NK/T-cell Lymphoma Involving Skin and Oral Mucosa with a Bland Cytology B. Han

(Virtual ) Acral Mycosis Fungoides with Prominent Mucinous Spongiosis A. Henning

(Virtual ) A Unique Case of Lymphomatoid Papulosis with Transformed Mycosis Fungoides-like Morphology and IRF4 Amplification Rather than Rearrangement J. Muldoon

(Virtual ) Large Cell Transformation of Early-stage Mycosis Fungoides: A Case Report and Review of the Literature Z. Zahirsha · J. Speiser · E. Lake

(Virtual ) A Pilot Study of Patient Reported Outcomes for Molecularly Characterized Melanocytic Tumors M. Aghighi

(Virtual ) A Comparison of Conventional Immunohistochemical Staining for PRAME with a Noninvasive Molecular Assay for PRAME Expression M. Beatson · D. Paulo · N. Mason · R. Nelson · J. Robbins

(Virtual ) "Living on the edge": Peripheral Spongiotic Dermatitis is a Potential Pitfall in the Diagnosis of Acral Lentiginous Melanoma M. Bloomquist

(Virtual ) Performance of PRAME Immunohistochemistry for the Diagnosis of Acral Melanocytic Tumors Compared with that of c-Kit, c-Myc, and Cyclin D1 W. Lee · J. Jung · M. Lee · M. Lee

(Virtual ) Lymphangitic Melanomatosis C. Smith · O. Sangueza · J. Miedema · P. Googe

(Virtual ) Melanoma Developing in a Nevoid Melanocytoma with Myxoid Changes: A Case Report K. St. Claire · D. Mehregan

(Poster #421) A Rare Case of Myxoid Spindle Cell Lipoma of Nose A. Aksionau · A. Wesche

(Virtual ) Basal Cell Carcinoma versus Sebaceous Carcinoma on Small Biopsy - Consider PRAME M. Bloomquist

(Virtual ) Primitive Cutaneous (P)erivascular (E)pithelioid (C)ell Tumor (PEComa): A New Case Report with a Review of Literature G. Cazzato

(Virtual ) A Large Scalp Nodule in a Patient with Costello Syndrome D. De

(Virtual ) Chondroid Syringoma with Epidermal Connection E. Draper

(Virtual ) Pigmented Pagetoid Lesion of the Nipple-areola Complex - a Clinicopathological Challenge B. Goiburu-Chenu · L. Rojas Scheffer · O. Sangueza

(Virtual ) Pleomorphic Sclerotic Fibroma: A Rare Dermal Neoplasm A. Gould

(Virtual ) Synchronous Extramammary Paget Disease and Melanoma In Situ at Perianal Area S. Hegazy · R. Sennett · K. Bibee · J. Taube

(Virtual ) Carcinoma en Cuirasse S. Ibrahim

(Virtual ) Cutaneous CIC-DUX4 Sarcoma N. Kawmi

(Virtual ) Pleomorphic Dermal Sarcoma Arising within a Scar for Non-Melanoma Skin Cancer J. Laborada

(Virtual ) Rare Cutaneous Metastasis of Renal Cell Carcinoma to Lateral Thigh N. Nourmohammadi

(Virtual ) Clinicopathologic and Genomic Landscape of Malignant Cutaneous Adnexal Tumors K. McCollum

(Virtual ) Myxofibrosarcoma: A Case Report and Literature Review F. Momin · A. Armenta · A. Good · B. Goodwin

(Virtual ) Cutaneous Malignant Mixed Tumor: A Rare Case with Bone Invasion S. Mortazavi · E. Brien · B. Balzer

(Virtual ) Correlation between CD8/PDL1 Immunohistochemical Reactivity and Gene Alterations in Cutaneous Squamous Cell Carcinoma (cSCC) H. Nishida

(Virtual ) Title: Unusual Presentation of Clear Cell Hidradenoma with Lymph Node Involvement D. Pouli

(Virtual ) Recurrence of Metastatic Papillary Thyroid Carcinoma with Cutaneous Involvement R. Saal · A. Roberts · M. Bak

(Virtual ) Pilomatricomal Horn on the Arm of a 14-Year-Old Female V. VISHWAJEET · A. Bhardwaj

(Virtual ) A Rare Case of Spiradenocarcinoma E. Williams

(Virtual ) Metastatic Papillary Thyroid Carcinoma to the Skin With Unusual Vascular Proliferation: A Rare Case Report S. Zada · D. Nguyen · B. Lee

(Virtual ) A Blessing in Disguise? A Neurofibroma Mimicking Desmoplastic Melanoma B. Zelman

(Virtual ) Primary Cutaneous Amyloidosis (PCA) of the Auricular Concha with Interesting Clinical Presentation F. Ahmed · A. Gowda · G. Telang

(Virtual ) Artificial Intelligence in Dermapathology: Where We are and Where We Can Go. A Single Institutional Experience G. Cazzato · C. Lupo · A. Colagrande · N. Casatta · A. Vacca · A. Massaro

(Virtual ) A Case of Nodular Cutaneous Amyloidosis In A Patient With Systemic Sclerosis E. ILORI

(Virtual ) Papillary Dermal Elastolysis Presenting as Rippled Skin T. Lindenmuth

(Virtual ) Self-directed Virtual Educational Strategies for Dermatopathology Education: A Prospective Comparison of Instagram Static Images to Whole Slide Images A. Malik

(Virtual ) Clinical Presentation and Histologic Evaluation of Pachydermodactyly C. Mullins Underwood

(Virtual ) Trends in Leadership at Dermatopathology Fellowships T. Samra

(Virtual ) Piezogenic Papules of Infraclavicular Skin: An Unusual Manifestation of Ehlers-Danlos Syndrome A. Sheets

(Virtual ) Acute Generalized Exanthematous Pustulosis with Leukocytoclastic Vasculitis G. Vick

(Virtual ) Pleomorphic Acquired Digital Fibrokeratoma: A Novel Clinicopathologic Entity L. Wang · J. Abbott · A. Jiang · C. Hannah · A. Rubin · A. Rubin

(Virtual ) A Study of Expression of Immunohistochemical Markers (p16 and p53) in Dermal Fibroblasts in Vitiligo in Adults A. Yadav · E. Das · A. Khan · N. Khunger