Dr. Rish K. Pai earned his M.D., Ph.D. from Case Western University School of Medicine in Cleveland, Ohio and completed his anatomic pathology residency followed by a gastrointestinal and hepatic pathology fellowship at the University of Chicago. 

Dr. Pai is currently a GI/Liver pathologist at Sinai Health System and Professor of Laboratory Medicine and Pathobiology at the University of Toronto Temerty Faculty of Medicine. 

Dr. Pai has lectured nationally and internationally on many aspects of gastrointestinal and hepatic pathology and has directed multiple GI and Liver continuing medical education courses. He is also Past-President of the Rodger C. Haggitt Gastrointestinal Pathology Society.

Dr. Pai has published over 240 articles and written multiple book chapters in the fields of gastrointestinal and hepatic pathology.

• 9th Annual Richard L. Kempson Diagnostic Pathology Course: New Developments in GI, GYN, Head & Neck Surgical Pathology & Cytology
• Diagnostic Pearls for the Practicing Pathologist: Focus on Gynecologic, Head and Neck, Gastrointestinal and Bone and Soft Tissue Pathology
• Solving Diagnostic Problems in GI, GU, Head and Neck and Liver Pathology
• Surgical Pathology Pearls for the Practicing Pathologist: Focus on Gastrointestinal, Soft Tissue, Genitourinary and Breast Pathology

Current Lectures

• Biopsy Diagnosis of Inflammatory Diseases of the Colon (06/21/2027)
• Demystifying appendiceal Tumors (06/22/2027)
• Challenges and Updates in Colorectal Cancer Reporting (06/23/2027)
• Medical Liver Disease for the Practicing Surgical Pathologist (06/23/2027)
• Biopsy Interpretations of Liver Masses (06/24/2027)

Past Lectures

• Usual and Unusual Colonic Polyps (07/25/2024)
• Biopsy Interpretation of Liver Masses (07/24/2024)
• Medical Liver Biopsy Interpretation for the General Pathologist (07/23/2024)
• The Colitic Biopsy: Inflammatory Bowel Disease (07/22/2024)
• Colorectal Cancer Reporting in 2024 (07/22/2024)
• Patterns of Drug-Induced Liver Injury (06/22/2023)
• Fatty Liver Disease: NASH, ASH and Beyond (06/22/2023)
• How to Recognize Cholestatic Liver Disease (06/21/2023)
• Deciphering Hepatocellular Neoplasms (06/19/2023)
• Digital Slide Seminar: Collateral Damage: The Liver in Systemic Diseases (06/19/2023)
• An Approach to Gastrointestinal Eosinophilia (10/21/2021)
• Barrett's Esophagus and Early Esophageal Neoplasia (10/20/2021)
• Biopsy Diagnosis of Inflammatory Diseases of the Colon (10/19/2021)
• Common Dilemmas in Colorectal Carcinoma Reporting (10/19/2021)
• An Update on Gastric Neoplasia (10/18/2021)