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Internal and External Hemorrhoids

Picture of internal and external hemorrhoids

Internal hemorrhoids develop inside the anal canal. External hemorrhoids develop near the anal opening. Both types can occur at the same time.

By Healthwise Staff
Primary Medical Reviewer Anne C. Poinier, MD - Internal Medicine
Specialist Medical Reviewer Kenneth Bark, MD - Surgery, Colon and Rectal
Last Revised March 16, 2012

Last Revised: March 16, 2012

Author: Healthwise Staff

Medical Review: Anne C. Poinier, MD - Internal Medicine & Kenneth Bark, MD - Surgery, Colon and Rectal

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