A first-degree internal hemorrhoid bulges into the anal canal during bowel movements.
A second-degree internal hemorrhoid bulges from the anus during bowel movements, then goes back inside by itself.
A third-degree hemorrhoid bulges from the anus during bowel movements and must be pushed back in with a finger. A fourth-degree hemorrhoid protrudes from the anus all the time.
| By | Healthwise Staff |
| Primary Medical Reviewer | Anne C. Poinier, MD - Internal Medicine |
| Specialist Medical Reviewer | Brent Shoji, MD - General Surgery |
| Last Revised | September 22, 2010 |
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