Internal hemorrhoids develop inside the anal canal. External hemorrhoids develop near the anal opening. Both types can occur at the same time.
Current as of:
April 15, 2020
Author: Healthwise Staff Medical Review: Anne C. Poinier MD - Internal Medicine Brian D. O'Brien MD - Internal Medicine Adam Husney MD - Family Medicine Kenneth Bark MD - General Surgery, Colon and Rectal Surgery
Medical Review:Anne C. Poinier MD - Internal Medicine & Brian D. O'Brien MD - Internal Medicine & Adam Husney MD - Family Medicine & Kenneth Bark MD - General Surgery, Colon and Rectal Surgery
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