There are several ways to thoroughly clean the colon prior to colonoscopy; none of these can cause pain, says American Society for Gastrointestinal Endoscopy. Bowel preparation includes successive days of clear liquid di... More » Health Diagnostics & Imaging

Bowel preparation involves a gradual reduction in the diet to a day of clear liquids and the administration of a prescription laxative to drive solids out. When the bowel is clear of solids, the doctor can check more tho... More » Health Diagnostics & Imaging

A person should eat low-fiber foods, fruits and vegetables a few days before the operation and should only take clear fluids on the day before a colonoscopy. Also, on the day of the procedure, a person should take clear ... More » Health Diagnostics & Imaging
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To use magnesium citrate for bowel colonoscopy preparation, follow the directions on the package or given by the physician, notes WebMD. Proper dosage varies according to a number of factors, including medical condition,... More » Health Diagnostics & Imaging

Magnesium citrate bowel preparation begins the day before an individual's colonoscopy, according to Norton Healthcare. The patient drinks one bottle of clear of green magnesium citrate at 1 p.m., another at 2 p.m. and a ... More » Health Diagnostics & Imaging

Gastroenterologists perform the procedure known as a video camera endoscopy, according to the American Society of Gastrointestinal Endoscopy. The examination is also called a capsule endoscopy. More » Health Diagnostics & Imaging

A gastroenterologist surgeon performs endoscopic procedures such as a colonoscopy, a sigmoidoscopy and an endoscopy, according to the American Society for Gastrointestinal Endoscopy. A gastroenterologist can also perform... More » Health Conditions & Diseases Gastrointestinal Issues