HSC Medical Center provides Upper Endoscopy (Gastroscopy) and Colonoscopy services to detect and diagnose abnormalities in the gastrointestinal tract. The procedures are safe, simple and quick.

An endoscope is a small flexible tube with a light and a lens and is used to look into the esophagus, stomach, duodenum, colon or rectum. It is also used to take tissue (biopsy) and color photographs of the esophagus, stomach, duodenum, colon or rectum.

Upper Endoscopy (Gastroscopy)

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Examines the esophagus, stomach and duodenum. An endoscope is guided into the mouth and throat, then into the esophagus, stomach and duodenum. The endoscope allows the physician to view the inside of this area of the body, as well as to insert instruments through a scope for the removal of a sample of tissue for biopsy (if necessary). The physician can see abnormalities through the endoscope that isn't show well on X-rays, like inflammation or bleeding.

The indications for Upper endoscopy are:

  • Epigastric pain or discomfort in the upper abdomen.
  • Heartburn or gastroesophageal reflux disease (GERD).
  • Helicobacter pylori detected on blood test.
  • Family history of gastric precursor (cancer).
  • Recent weight loss.
  • Japanese, above 40, annual gastroscopy recommended.
  • To check healing or progress on previously found polyps (growths), tumors, or ulcers.

Preparation for upper endoscopy:

Fasting (not to eat or drink) for up to 6 hours before the test. A sedative is given to help you relax and a spray medication is used to numb the throat. The procedure will take a few minutes to complete. The physician will explain the results with you when you have fully recovered from the procedure.

If a biopsy was taken during the procedure, the biopsy report should be ready within 2 weeks. The biopsy report with the physician's explanation will be sent to you by registered mail to the respective address of your country.


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Colonoscopy allows the physician to view the entire length of the large intestine. It involves inserting a colonoscope in through the rectum up into the colon. The colonoscope allows the physician to see the lining of the colon, remove tissue for further examination and possibly treat some problems that are discovered. The typical indications for colonoscopy include:

  • Rectal bleeding (especially when blood is mixed with the stool).
  • Significant abdominal pain or change in bowel habit.
  • Screening for colorectal cancer either because of a family history or increasing age (>age 50).
  • Investigation of chronic diarrhea.
  • Assessment of colitis, either Crohn's Disease or Ulcerative colitis.
  • Prior history of polyps.