ocr: Resident and Staff Physician Patiant Education Chart Visual Symptoms of Tonsillitis Viral infection causes Bacterial infection tonsils to become causes yellow bright red discharge from crypts. Normal Palatine Inflammation of the Tonsils Palatine Tonsils Reprinted with permission From Resident and: Staff Physician (c)1991-92, 19931 by Romaine PiersonPublishers, Inc.