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A Rare Case of Rosai-Dorfman Disease Presenting as a Pancreatic Mass
Primary Author: Tara J. Hajarat
Cauda Equina Neuroendocrine Tumor
Primary Author: Cameron Summers
Expanding the Clinicopathologic Spectrum of Fumarate Hydratase-Deficient Smooth Muscle Tumors of the Gynecologic Tract
Primary Author: Farah Baban
Neurocysticercosis: A Case Report
Primary Author: Christina Maldonado, MD
The role of molecular testing in diagnosing recurrent prostatic adenocarcinoma
Primary Author: FNU Mahjabin
Unsuspected Large B-cell Lymphoma
Primary Author: Matthew Lee
A rare case of primary extra axial chordoma of the knee
Primary Author: Fireneh Beshah
ALK-Positive Histiocytosis Co-occurring with Indolent T-Lymphoblasts Proliferation: A Unique Clinical Encounter
Primary Author: Sunaina Shrestha
Erdheim-Chester disease with co-existing histologic features of Rosai-Dorfman disease
Primary Author: Jessica Alvarez Lesmes
Intracholecystic Tubular Non-Mucinous Neoplasm: A Rare and Unique Entity
Primary Author: Ferial Alloush
Localized Cystic Kidney Disease: A Case Report
Primary Author: Francesca Polit
Metastatic Triple-Negative Breast Carcinoma Mimicking Pancreatic Pathology: Unveiling Diagnostic Challenges
Primary Author: Mahsa Chitsaz, MD
Beyond calcifications: A case of bone formation in Synovial Sarcoma
Primary Author: Claudia Martinez Amador
Comparison of immunohistochemical stains for the evaluation of atypia in breast proliferative intraductal lesions
Primary Author: Sara Avalos Hernandez
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Donor -Derived Myelodysplastic Syndrome with Concurrent Hemophagocytic Lymphohistiocytosis in a Recipient of Allogeneic Hematop
Primary Author: Krishna Patel
In Situ Salivary Duct Carcinoma Ex Pleomorphic Adenoma: A Challenging Entity with Significant Management Implications
Primary Author: Yaeli Bierman Harrar
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Soft Pillows, Hard Consequences: A Case Report Unveiling a Down Feather Granuloma in a Pediatric Patient
Primary Author: Ferial Alloush
The Enigmatic Transformation of Seminoma into Embryonic-Type Neuroectodermal Tumor Verified 15 Years Later with i(12p)
Primary Author: Abigail Woltering
Assessment of PTEN Loss in Consecutive Radical Prostatectomy Specimens
Primary Author: Guannan Zhang
Diagnostic Yield of Cytologic Specimens obtained Synchronously with Positive Endoscopic Biopsies in Lung Cancer Patients
Primary Author: Roshanak Azimi
Incidental Gallbladder Adenocarcinoma in Cholecystectomy Specimens: How to Manage the Unexpected?
Primary Author: Ferial Alloush
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Intestinal-Type Adenocarcinoma of the Ovary Arising from Mature Cystic Teratoma with Paucity of Teratomatous Elements
Primary Author: Yaeli Bierman Harrar
Lymphocytic Variant of Hypereosinophilic Syndrome
Primary Author: Alyaa Irhayyim
Radiation-induced Pseudocarcinomatous Squamous Hyperplasia of the Oropharynx
Primary Author: Lin Li
Acute Myeloid Leukemia with Inversion 16 and A Novel NF1 Deletion
Primary Author: Mandy Zhang
Calcified Chondroid Mesenchymal Neoplasm
Primary Author: Cameron Summers
Invasive Lobular Carcinoma With Solid Papillary Growth Pattern: A Potential Diagnostic Pitfall
Primary Author: Nicolas Millan
Posterior Reversible Encephalopathy Syndrome (PRES) due to Cocaine Intoxication: Autopsy Findings
Primary Author: Alexandra Mease
PRAME Expression in Adnexal Lesions and Common Skin Cancer-Types: Biomarker with Potential Diagnostic Utility
Primary Author: Hisham Bahmad
Prostatic Adenocarcinoma Presenting as a Urethral Tumor: Cytology and Histology Correlation
Primary Author: Claudia Martinez Amador
Corded and Hyalinized Endometrioid Carcinoma
Primary Author: Mandy Zhang
Keratins 8/18 and 5/6 can reliably classify localized keratin-type amyloid associated with high-grade squamous intra-epithelial
Primary Author: Virginia Fernandez
Malignant Brenner tumor: Case report of an uncommon neoplasm with important diagnostic considerations
Primary Author: Felipe Ruiz Casas
Multicystic Encephalopathy, The Ultimate Manifestation of Hypoxic Ischemic Injury: An Autopsy Report
Primary Author: Vielka Fernandez
Routine Elastin Staining Improves Venous Invasion Detection Rates By 4.5 times in Colorectal Carcinoma
Primary Author: Hisham Bahmad
The Mysterious Esophageal Carcinoma Cuniculatum, What are the Key Diagnostic Clues?
Primary Author: Melissa Duarte
Anal Paget's arising in HPV-related dysplasia
Primary Author: Marci Crowley
Case study of a pediatric gastrointestinal lobular capillary hemangioma
Primary Author: Shruti Vaghasia
Considerations in the Diagnosis and Morphology of Cryptococcus on Cytology
Primary Author: Jacky Zahedha Akhter
Intravascular Large B-cell Lymphoma
Primary Author: Ekim Kilinc
Perianal Paget’s Disease with Apparent In-Situ/Dysplastic Glandular Component​
Primary Author: Dana Pea
Primary ameloblastoma-like neoplasm of lung with BRAFV600E mutation
Primary Author: Jessica Stahlmann
A Rare Variant of Primary Lung Adenocarcinoma with Desquamative Interstitial Pneumonia Like Morphology
Primary Author: Laura Luu, MD
Adult-Onset Xanthogranuloma
Primary Author: Matthew Lee
Cholangioblastic variant of intrahepatic cholangiocarcinoma - A Case Report
Primary Author: Lilibet Diaz
Concomitant Chronic Lymphocytic Leukemia and Multiple Myeloma in an Elderly Patient: A Case Report
Primary Author: Arielle Kirk
Corded and Hyalinized Endometrioid Carcinoma (CHEC), FIGO Grade 3: A Case Report
Primary Author: Nathalie Ruiz
Extraovarian Sex Cord Proliferations
Primary Author: Cameron Summers
An elderly man with a large cutaneous mass on the abdomen
Primary Author: Myles McCrary
Chicken or the Egg? A Rare Case of Amyloid-Beta Related Angiitis Presents a Diagnostic Challenge
Primary Author: Lucas Macha
Classic Hodgkin Lymphoma after Treatment of Primary Mediastinal B-cell Lymphoma: Tumor Plasticity?
Primary Author: Mandy Zhang
Gastric-type extremely well-differentiated adenocarcinoma mimicking benign pseudopyloric metaplasia: a case report
Primary Author: Temma Kaufman
High Grade Astrocytoma with Piloid Features
Primary Author: Alyssa Obermiller
Unraveling the Complexity of SMARCA4-Deficient Undifferentiated Tumors: A Comprehensive Institutional Review
Primary Author: Mahsa Chitsaz
A Case of Primary Ovarian Osteosarcoma
Primary Author: Serene Mostafa
A Rare Case of Pediatric Distal MCA Aneurysm
Primary Author: Chandana Karumanchi
ALK- Negative Anaplastic Large Cell Lymphoma mimicking Hodgkin Lymphoma
Primary Author: Alyaa Irhayyim
Clinical Insights into Pleomorphic Dermal Sarcoma and Atypical Fibroxanthoma: A Single-Center Retrospective Analysis
Primary Author: Taylor Blount
Cutaneous Manifestation of Breast Adenocarcinoma in a Male
Primary Author: Taylor Blount
Massive Chronic Histiocytic Intervillositis:Across all Trimesters and Easily Missed
Primary Author: Alicia C Hirzel
Mesenteric Paraganglioma: A Case Report
Primary Author: Will Mateo Rogers
Panfolliculoma of Ear Canal
Primary Author: Alyssa Obermiller
Vascular lesions of the Placenta: A Rare Cause of Fetal Morbidity and Mortality
Primary Author: Alicia C Hirzel
A case of VEXAS Syndrome presenting with a novel genetic mutation: Systemic review and challenges in diagnosis
Primary Author: Hatem Kaseb
A Rare Case: Imatinib Treatment In The Patient We Followed With A Diagnosis Of Resistant Recurrent Chordoma
Primary Author: Cigdem Dinckal
Case Report: Plasmablastic Myeloma Transformation of Light-Chain Multiple Myeloma
Primary Author: Nagehan Pakasticali
CD45 recognition by E-selectin following N-glycosylation inhibition
Primary Author: Meagan Popp
Incidentally diagnosed Lymphangioma-like Kaposi Sarcoma in the Stomach of an HIV negative Patient
Primary Author: Dario Sanabria
Metastatic Neuroendocrine Tumor Mimicking a Pituitary Adenoma: A diagnostic pitfall and unique presentation of ED
Primary Author: Zaraith Sanchez Oviol
Squamous-lined Cystic Lesion of the Thyroid: a Diagnostic Pitfall
Primary Author: Jacky Zahedha Akhter
TP53-Mutated Myelodysplastic Syndrome: Case Report and Review of Literature
Primary Author: Hatem Kaseb
Undifferentiated Pleomorphic Sarcoma of Bone: Case Series and review of Literature
Primary Author: Hatem Kaseb
An Incidental Mediastinal Granular Cell Tumor
Primary Author: Felix Sanjay
De Novo Myeloid Sarcoma Of The Urinary Bladder
Primary Author: Sanobar Yashmeem Mohammed
Development of a Melanoma Database to Enable Quality Improvement and Innovation: A Preliminary Report
Primary Author: Shawn Rosario
Follicular lymphoma with unusual cytological features: A case of a new subtype of follicular lymphoma
Primary Author: Katherine Drews-Elger
Gallbladder Mucocele: A Rare Entity
Primary Author: Francesca Polit
Investigating the effects of Mycobacterium avium paratuberculosis infection on the TLR2-dependent p38/MAPK-CYP27B1 pathway
Primary Author: Muna Mustafa Aref Talafha
Pancreatic Adenocarcinoma Arising in Cyst
Primary Author: Marci Crowley
Utility of Cytokeratin 5/6 Immunostain in Distinguishing Pseudoinvasion in Papillary Urothelial Carcinoma from True Invasion
Primary Author: Amr Abulaban
Warthin-Like Mucoepidermoid Carcinoma in a 10-Year-Old Child: A Wolf Dressed up as a Sheep. A Case Report
Primary Author: Jawaria Rahman
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