Yale Pathology will have a robust presence at the 2026 United States and Canadian Academy of Pathology Annual Meeting in San Antonio, March 21-26, as dozens of faculty members, residents, and fellows have presentations planned.
Members of the department will help moderate sessions, and will present in platform, poster, and evening conferences throughout the five-day event.
Among the highlights are:
Sunday March 22
8-8:30 a.m., Room 303 C
HER2 Testing in Gynecologic Tumors: Navigating the Ever-Changing Landscape
Natalia Buza, MD
11-11:30 a.m., Room 301 B
Immunohistochemistry and Digital Pathology for Pancreatobiliary Diseases
Xuchen Zhang, MD, PhD
Monday, March 23
9-9:15 a.m., Room 301 B
Primary Pancreatic-Type Acinar Cell Carcinoma of the Liver: A Clinicopathologic and Molecular Analysis
David Klimstra, MD
9:30 a.m.-12 p.m., Hall 2, Poster Session
Evolving Use of p53 Immunohistochemistry and Its Impact on Risk Stratification and Practice Patterns in Barrett’s Esophagus: A Multi-Year Institutional Review
Ujunwa Korie, MD, MS; ILKe Nalbantoglu, MD
Updates in Normal Organ Weights: Review of Tools for Adult and Pediatric Organ Weight References from the College of American Pathologists
Harold Sanchez, MD
Estimating Breast Tumor Size from Histologic Section Involvement: A Correlative Study with Imaging and Gross Pathology
Sara Salehiazar, MD; Pramila Modeen, MD; Haiying Zhan, MD, PhD; Uma Krishanamurti, MD, PhD; Yuanxin Liang, MD.
Amphicrine Carcinoma of the Digestive System: A Multi-Institutional Clinicopathologic Study of 40 Cases Highlights Histologic Heterogeneity and Poor Patient Outcome
David Klimstra, MD; Xuchen Zhang, MD, PhD
Aberrant Expression of INSL3, Beta-catenin, and SATB2 in Ovarian Steroid Cell and Leydig Cell Tumors
Na Niu, MD, PhD; Pei Hui, MD, PhD; Natalia Buza, MD
RAD21 Mutations Identify a Clinically Distinct Subset of De Novo Acute Myeloid Leukemia within the Intermediate-Risk Category
Alexa Siddon, MD
Immune Checkpoint Inhibitor-Induced Liver Injury with Cholestatic and Mixed Patterns is Associated with Bile Duct Injury and Impaired Recovery
Tristan Jordan, MD, MS; Luke Debenham, MBChB; Jingjing Jiao, MD, PhD; Xuchen Zhang, MD, PhD
Heterogeneity and Interaction Between Etiology and Histology of Hepatocellular Carcinoma
Jingjing Jiao, MD, PhD; Xuchen Zhang, MD, PhD
Comparative Clinicopathologic and Survival Analysis of Lung Adenocarcinoma, LCNEC, and NSCLC with Neuroendocrine Features
Razie Amraei, MD, PhD, MSc; Zenta Walther, MD, PhD, Mohamed Kahila, MBBCh; Sanja Dacic, MD, PhD
Implementation of a Molecular Protocol in Diagnostic Standardization of Gastrointestinal Stromal Tumors Across an Academic Health System
Luke Debenham, MBChB; Joanna Gibson, MD, PhD; Andrea Barbieri, MD
11 -11:15 a.m., Room 301B
Biliary Cystadenoma, Cystadenofibroma, and Mucinous Cystadenofibroma Represent a Spectrum of Large Bile Duct Lesions Distinct from Biliary Adenofibroma and Other Cystic Lesions
Xuchen Zhang, MD, PhD
12-1:00 p.m., Hall 2; Seminar Room 6
Exhibitor Seminar: The Role of HER2 as a Predictive Biomarker in Gynecologic Cancers: Practical Applications and IHC Case Reviews
Natalia Buza, MD
1-4:30 p.m., Hall 2, Poster Session
Can Histologic Features of Flat Epithelial Atypia Distinguish Cases with and without Co-Existing Ductal Carcinoma In Situ (DCIS)?
Nichelle Perera, MD, MS; Haiying Zhan, MD, PhD; Uma Krishnamurti, MD, PhD; Yuanxin Liang, MD
Largest Ductal Diameter as a Histopathologic Predictor of DCIS Extent in Resection Specimens
Tristan Jordan, MD, MS; Uma Krishnamurti, MD, PhD, Yuanxin Liang, MD; Haiying Zhan, MD, PhD
Vaginal Cytology and High-Risk HPV Testing After Total Hysterectomy for Benign Disease: Is It Worth It?
Thomas Cotter, DO; Chiara V. Bo, MD; Minhua Wang, MD; Tong Sun, MD, PhD
Clinical Significance of Endometrial Cells in Papanicolaou Tests of Women Aged 45 or Older: A 3-year Retrospective Histologic Follow-up Study from a Large Institute
Olivia Burke, DO; Jessica Zhao, MD; Adebowale Adeniran, MD; Guoping Cai, MD, MS; Tong Sun, MD, PhD; Uma Krishnamurti, MD, PhD
Spindle Cell-Predominant Epithelioid Fibrous Histiocytoma: A Distinct Histopathological Variant Frequently Harboring DCTN1::ALK Fusions
Jessica Zhao, MD; Gauri Panse, MD
Robust Genetic Stability of Short Tandem Repeat (STR) Loci in Term Human Placentas
Na Niu, MD, PhD; Pei Hui, MD, PhD; Natalia Buza, MD
1:30-3:00 p.m., Room 225 D
Fusion-Driven Superficial Soft Tissue Tumors: Updates on New and Emerging Entities
Gauri Panse, MD
2-3:00 p.m., Room 303 A
Characterization of Frequency and Spectrum of AKT1 and PTEN Alterations in Advanced Breast Cancer
Sayed Matar, MD; Razie Amraei, MD, PhD, MSc; Zenta Walther, MD, PhD; Karin Finberg, MD, PhD; Joanna Gibson, MD, PhD; Krasimira Rozenova, MD, PhD; Mohamed Kahila, MBBS
3-4:30 p.m., Hall 1, Microscope Room 3
Demystifying Renal Neoplasms with Eosinophilic Features
Adebowale Adeniran, MD
4:05-4:40 p.m., Room 221 D
Companion Diagnostics—Case-Based Presentations
Vinita Parkash, MBBS, MD
Tuesday, March 24
8-9:30 a.m., Room 303 C
Short Course: Diagnostic Challenges in the Cytology of Serous Effusions
Adebowale Adeniran, MD
9:30 a.m.-12:00 p.m., Hall 2, Poster Session
Correlation Between PTEN Protein Expression by Immunohistochemical Staining and PTEN DNA Alterations in Advanced Breast Carcinoma
Sayed Matar, MD; Razie Amraei, MD, PhD, MSc; Zenta Walther, MD, PhD; Karin Finberg, MD, PhD; Joanna Gibson, MD, PhD; Krasimira Rozenova, MD, PhD; Mohamed Kahila, MBBS
RAS-Mutated Papillary Thyroid Carcinoma with True Papillae: Clinicopathological Features and Prognostic Significance
Anuj Verma, MD, MBBS; Ernest F. Hildago-Cedeño, MD; Sanhong Yu, MD, PhD; Manju Prasad, MD, MBBS; Alexander Ladenheim, MD.
When Should Radiologically Intermediate-Risk Thyroid Nodules Be Sampled?
Sanhong Yu, MD, PhD; Hannah Laird, MS, CT; Valerie Zike, MD
Intratumoral Heterogeneity of HER2 expression in Bladder Cancer By Histologic Subtypes, Divergent Differentiation, and Molecular Subtypes
Andrew Kumar, MD; Issa Al-kharouf, MD; Adebowale Adeniran, MD; Deepika Kumar, MD; Guoping Cai, MD, MS; Sudhir Perincheri, PhD, MBBS; Roxanne Wadia, MD; Joshua Warrick, MD
Association of p53 and p16 Expression Patterns with Mutational Landscapes in a Large Cohort of Endometrial Serous Carcinomas
Sara Salehiazar, MD; Na Niu, MD, PhD; Pei Hui, MD, PhD; Natalia Buza, MD
Reimbursement Denials for Next-Generation Sequencing of Solid Cancers in a Large Academic Center
Ujunwa Korie, MD, MS; Sanja Dacic, MD, PhD; Joanna Gibson, MD, PhD
11:30-11:45 a.m., Room 301 A, Platform Session
Comparative Clinicopathologic and Survival Analysis of Lung Adenocarcinoma, LCNEC, and NSCLC with Neuroendocrine Features
Razie Amraei, MD, PhD. MSc; Zenta Walther, MD, PhD; Mohamed Kahila, MBBCh; Sanja Dacic, MD, PhD
12-1:00 p.m., Room 304 B, Hot Topic
HER2 Testing Beyond Breast Cancer
Natalia Buza, MD, Course Director
Sanja Dacic, MD, PhD, Panelist
1-4:30 p.m., Hall 2, Poster Session
Pancreatic Acinar Differentiation in Gastric Well-Differentiated Neuroendocrine Tumors
Moinul Haque, MBBCh, MSc; Ujunwa Korie, MS, MS; Dhanpat Jain, MD; Andrea Barbieri, MD
6:10-6:30 p.m., Room 302 A
Pulmonary Evening Specialty Conference: Interesting Cases with Practical Advice
Sanja Dacic, MD, PhD
7:10-7:30 p.m., Room 302 A
Updates to the WHO Classification of Pancreatobiliary Tumors: Key Changes for Clinical Practice
Wednesday, March 25
9:30 a.m.-12:00 p.m., Hall 2, Poster Session
Interobserver Agreement of FOLR1 Immunohistochemistry in Gynecologic Carcinomas: A Multi-Institutional Study
Na Niu, MD, PhD; Sara Salehiazar, MD; Minhua Wang, MD; Tong Sun, MD, PhD; Rita Abi-Raad, MD; Pei Hui, MD, PhD; Natalia Buza, MD
Citrullinated Histone H3 Identifies NETosis in Biopsies and Reveals Novel Cell Death Mechanism in Kikuchi-Fujimoto Disease
Moinul Haque, MBBCh, MSc; Paul Stabach, MS; Kien Pham, PhD; Demetrios Braddock, MD, PhD; Mina Xu, MD
Clinicopathologic Features and Diagnostic Pitfalls of Hepatocellular Carcinoma with Intratumoral Granulomatous Inflammation
Jingjing Jiao, MD, PhD; Xuchen Zhang, MD, PhD
DLL3 Expression in Limited-Stage Small Cell Lung Carcinoma (SCLC): Correlation with SCLC Subtypes and Immune Infiltrates
Guoping Cai, MD, MS
General Frozen Section Service in a Highly Subspecialized Pathology Practice: Measures of Quality Assurance
Felipe Jacinto Carrasco-Tenezaca, MD; Joanna Gibson, MD, PhD; Guoping Cai, MD, MS
1-4:30 p.m., Hall 2, Poster Session
Pathologic Characterization of Non-Mass Enhancement Lesions of the Breast in MRI-Guided Core Biopsies
Tristan Jordan, MD, MS; Uma Krishnamurti, MD, PhD, Yuanxin Liang, MD; Haiying Zhan, MD, PhD
1:30-3:00 p.m., Room 303 C
Short Course: Introduction to Cause Analysis: An Approach to Systemic Errors in Anatomic Pathology
Vinita Parkash, MBBS, MD