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Hemorrhoids

Rectal lump; Piles; Lump in the rectum

Hemorrhoids are swollen veins in the anus or lower part of the rectum.

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Hemorrhoids

Presantation

Hemorrhoid surgery  - series

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Causes

Hemorrhoids are very common. They result from increased pressure on the anus. This can occur during pregnancy, childbirth, and due to constipation. The pressure causes the normal anal veins and tissue to swell. This tissue can bleed, often during bowel movements.

Hemorrhoids may be caused by:

Hemorrhoids may be inside or outside the body.

Symptoms

Hemorrhoids are most often not painful, but if a blood clot forms, they can be very painful.

Common symptoms include:

Exams and Tests

Most of the time, a health care provider can often diagnose hemorrhoids simply looking at the rectal area. External hemorrhoids can often be detected this way.

Tests that may help diagnose the problem include:

Treatment

Treatments for hemorrhoids include:

Things you can do to reduce itching include:

Sitz baths can help you to feel better. Sit in warm water for 10 to 15 minutes.

If your hemorrhoids do not get better with home treatments, you may need some type of office treatment to shrink the hemorrhoids.

If office treatment is not enough, some type of surgery may be necessary, such as removal of the hemorrhoids (hemorrhoidectomy). These procedures are generally used for people with severe bleeding or prolapse who have not responded to other therapy.

Possible Complications

The blood in the hemorrhoid may form clots. This can cause tissue around it to die. Surgery is sometimes needed to remove hemorrhoids with clots.

Rarely, severe bleeding may also occur. Iron deficiency anemia can result from long-term blood loss.

When to Contact a Medical Professional

Call for your health care provider if:

Get medical help right away if:

Prevention

Constipation, straining during bowel movements, and sitting on the toilet too long raise your risk for hemorrhoids. To prevent constipation and hemorrhoids, you should:

Related Information

Cirrhosis
Iron deficiency anemia

References

Ferri FF. Hemorrhoids. In: Ferri FF, ed. Ferri's Clinical Advisor 2016. Philadelphia, PA: Elsevier; 2016:pp. 591.

Nelson H. Anus. In: Townsend CM Jr, Beauchamp RD, Evers BM, Mattox KL, eds. Sabiston Textbook of Surgery. 19th ed. Philadelphia, PA: Elsevier Saunders; 2012:chap 53.

Sneider EB, Maykel JA. Diagnosis and management of symptomatic hemorrhoids. Surg Clin North Am. 2010;(1):17-32. PMID: 20109630 www.ncbi.nlm.nih.gov/pubmed/20109630.

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Review Date: 4/5/2015  

Reviewed By: Debra G. Wechter, MD, FACS, general surgery practice specializing in breast cancer, Virginia Mason Medical Center, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.

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