Colonoscopy Procedure
Colonoscopy
in Singapore

A colonoscopy procedure is the only definitive way to prevent colorectal cancer – the #1 cancer in Singapore.

Painless Under Sedation
Painless Under Sedation
Quick Procedure
Quick Procedure
Real-Time Visualisation
Real-Time Visualisation
Immediate Removal of Polyps Found
Immediate Removal of Polyps Found
Who Should
Get a Colonoscopy?
There are at least 3 groups of people who should go for colonoscopy:
  • People who have any of the symptoms suggestive of colorectal cancer
    • Bleeding
    • Increasing constipation
    • Diarrhoea
    • Decrease in stool calibre
    • Abdominal distension
  • People who have a family history of colorectal cancer
  • People who have a personal history of polyps
  • People who are 50 years old and above
Colonoscopy
What to Expect
During Colonoscopy Procedure

There is minimal preparation for colonoscopy procedure. Patient will be given small amount of laxative to clear the large intestine. Colonoscopy can be performed about 4 hours after taking the laxative. During this period of preparation, the patient can continue to take small amount of clear liquid but no food is allowed.

What to Expect
During Colonoscopy Procedure
01
Pre-procedure
  • Patients have to check into the Endoscopy Centre 30 minutes before the colonoscopy
  • An injection of sedatives will be given just before the start of the colonoscopy
02
During the Procedure
  • Patient will be in deep sleep before starting the colonoscopy
  • The colonoscopy will take about 10 to 15 minutes
  • Any polyps found during the colonoscopy will be removed immediately
03
Post-procedure
  • Patient will be fully awake about 15 to 30 minutes after the colonoscopy
  • Patients will be discharged from the Endoscopy Centre thereafter
  • The colorectal surgeon will explain about the result of the colonoscopy in the same day
Dr Ng Kheng Hong
Dr Ng Kheng Hong
Senior Consultant Colorectal & General Surgeon
MBBS (Singapore), MMed (Surgery), FRCS (Edinburgh),
FAMS (General Surgery)
Dr Ng Kheng Hong has over 20 years of experience in the prevention, detection and treatment of colorectal cancer in Singapore – a key part of which lies in colonoscopy. A former Director of Minimally Invasive Surgery at the Department of Colorectal Surgery at SGH and former Visiting Consultant in Surgical Oncology at the National Cancer Centre, Dr Ng is no doubt devoted to the field. Dr Ng is also well-published in medical journals and continues to teach medical students to this day.
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