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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.

ByHealthwise Staff
Primary Medical ReviewerAnne C. Poinier, MD - Internal Medicine
Specialist Medical ReviewerKenneth Bark, MD - Surgery, Colon and Rectal
Last RevisedMarch 16, 2012

eMedicineHealth Medical Reference from Healthwise

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