The Arthur Purdy Stout Society of Surgical Pathologists
The Arthur Purdy Stout Society of Surgical Pathologists is composed of pathologists dedicated to excellence in teaching, research and practice of surgical pathology. Surgical pathology is defined as the practice of medicine devoted to the diagnosis of disease based on observable cellular and tissue changes in specimens removed from living patients.
The Gastrointestinal Pathology Society
The International Society of Urological Pathology