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Melanosis Coli Center - Twin Falls, ID

Twin Falls Gastroenterologist Doctors for Melanosis Coli

Type of Physician: Gastroenterologist

What is a Gastroenterologist?

A subspecialty certification by the Board of Internal Medicine; practitioners focus on the stomach, intestines, colon, liver, and gallbladder (digestive organs). The gastroenterologist treats conditions such as abdominal pain, ulcers, diarrhea, cancer, and jaundice and they consult with surgeons when abdominal operations are indicated.

Specialty: Gastroenterology

Common Name: GI Doctor

Gastroenterologist Doctors in Twin Falls *

St Lukes Clinic Gastroenterology
Ted L Rea
141 Morrison St
Gastroenterology
Twin Falls, ID 83301
(208) 732-3030

St Lukes Clinic Gastroenterology
Kent L Smith
141 Morrison St
Gastroenterology
Twin Falls, ID 83301
(208) 732-3030

St Lukes Clinic Gastroenterology
Robert M Ward
141 Morrison St
Gastroenterology
Twin Falls, ID 83301
(208) 732-3030

St Lukes Clinic Gastroenterology
Seth N Wheeler
141 Morrison St
Gastroenterology
Twin Falls, ID 83301
(208) 732-3030

Twin Falls, Idaho

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Melanosis Coli

What is melanosis coli?

Melanosis coli is a condition usually associated with chronic laxative use in which dark pigment is deposited in the lamina propria (one of the lining layers) of the large intestine (colon). The pigment deposition results in a characteristic dark brown to black discoloration of the lining of the large intestine. This condition is sometimes called pseudomelanosis coli because the pigment deposits consist of a pigment known as lipofuscin and do not contain melanin as implied by the term "melanosis." Lipofuscin is a cellular pigment that forms when cells are destroyed, often called "wear and tear" pigment that can be found throughout the body.

The dark color of the intestinal lining may be uniform or patterned, and the discoloration may be slight or very pronounced. The intensity and pattern of the discoloration may even vary among different sites in the colon of a patient. The condition may also be reversed upon discontinuation of laxative use. In some cases, the wall of the colon appears normal to the eye, but microscopic evaluation of biopsies by a pathologist reveals areas of pigment in the colon's lining. The pigment in melanosis coli does not accumulate in polyps or tumors of the large intestine.

What are the symptoms of melanosis coli?

Melanosis coli does not cause symptoms.

What causes melanosis coli?

Melanosis coli usually results from chronic use of laxatives of the anthranoid group. Some examples of anthranoid laxatives are senna and rhubarb derivatives. Many of these laxatives have been in use for hundreds of years. In 1997, the U.S. Food and Drug Administration (FDA) banned the use of the popular anthranoid laxative phenolphthalein due to fears that it might be carcinogenic (cancer-causing). Animal studies had shown that extremely high doses of phenolphthalein led to tumors in animals, but it has nev...

Recommended Reading Related to Melanosis Coli

Constipation »

Constipation facts

  • Constipation is defined medically as fewer than three stools per week and severe constipation as less than one stool per week.
  • Constipation usually is caused by the slow movement of stool through the colon.
  • There are many causes of constipation including medications, poor bowel habits, low fiber diets, abuse of laxatives, hormonal disorders, and diseases primarily of other parts of the body that also affect the colon.
  • The two disorders limited to the colon that cause constipation are colonic inertia and pelvic floor dysfunction.
  • Medical evaluation for the cause of constipation should be done when constipation is of sudden onset, severe, worsening, associated with other worrisome symptoms such as loss of weight, or is not responding to simple, safe treatments.
  • Medical evaluation of constipation may include a history, physical examinatio...

Emergency Contact for Twin Falls

  • In case of Emergency, call 911

Nearby Twin Falls Hospitals *

Canyon View Psychiatric & Addiction Services
228 Shoup Ave W
Twin Falls, ID 83301
(208)734-6760

Magic Valley Regional Medical Center
650 Addison Ave W
Twin Falls, ID 83301
(208)737-2000

St Benedicts Family Medical Center
709 N Lincoln Ave
Jerome, ID 83338
(208)324-4301

Gooding County Memorial Hospital
1120 Montana St
Gooding, ID 83330
(208)934-4433

Cassia Regional Medical Center
1501 Hiland Ave
Burley, ID 83318
(208)678-4444

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