Research Notes on External Hemorrhoid
External hemorrhoids is a condition where the veins around the rectum and anus are swollen and inflamed.1 A thrombosed external hemorrhoid can form when blood pools - forming a clot (thrombus) in the hemorrhoid. The increased strain in abdominal pressure is the trigger for hemorrhoids.2
Fast Facts:
- Common causes: Obesity, pregnancy, standing or sitting for long periods of time, liver disease, constipation and low fiber diet.3
- Hemorrhoids affect at least 4% of people in the U.S.4
- Diagnosed by visual or rectal examination.2
- Treatment: infrared photocoagulation, laser coagulation or hemorrhoidectomy.2
Top Resources on External Hemorrhoid
- eMedTV: External Hemorrhoids
- The HealthCentral Network (via drkoop.com): Hemorrhoids
- Healthwise (via Yahoo Health): Hemorrhoids - Symptoms
- Group Health Incorporated (GHI): Hemmorrhoids - The Basics
- Harvard Medical School (via Aetna InteliHealth): Hemorrhoids
- Mayo Clinic: Hemorrhoids - Symptoms | Treatment And Drugs
- The National Digestive Diseases Information Clearinghouse (NDDIC): Hemorrhoids
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Research Notes References
- ↑ eMedTV: External Hemorrhoids
- ↑ 2.0 2.1 2.2 The HealthCentral Network (via drkoop.com): Hemorrhoids
- ↑ Group Health Incorporated (GHI): Hemmorrhoids - The Basics
- ↑ Harvard Medical School (via Aetna InteliHealth): Hemorrhoids
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About this WisdomCard
- Contributor: Carolyn DeLucas
- Reviewer: Tara
- Supervised by: The OrganizedWisdom Physician Review Team
- Last update: Oct. 1, 2008
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