A colonoscopy is a medical procedure where a gastroenterologist will view your colon with an instrument called a colon scope. The procedure is carried out by a colonoscope which is a thin, flexible tube with a camera attached containing fibre-optic channels which allow light to pass in order for the doctor to view your colon on a monitor. It is passed through the anal opening right up to the rectum area.
If you are suffering from the following:
- Bleeding from the anal canal
- Pains in the lower stomach
- Or having Persistent diarrhoea.
To diagnose the following conditions;
1) Ulcerative colitis- inflammation of the colon
2) Crohn’s disease – inflammation of the colon
3) Diverticula – Pouches in the lining of the intestine
4) Polyps and colorectal cancer
Colonoscopy is usually done as an outpatient or day case and the process of colonoscopy take around half an hour. Enema or laxative will be given to evacuate your bowels before the colonoscopy procedure. Patient is given a sedative.
The doctor will ask you to lie down on your side and the colonoscope will be put after lubrication through your anal opening. Images will be transmitted t through a camera attachment on to a TV monitor for the doctor to view your colon. Air is passed down a channel in the colonoscope into the colon to make the inside lining easier to see. This may cause a feeling to pass stools.
With the help of this colonoscopy procedure tissue sample called biopsies of some parts of the inside lining of is taken. It is a painless procedure.
Polyps can be easily removed during the procedure of colonoscopy.
Colonoscopy also used to detect colorectal cancer and any growths can be spotted at the time of the procedure. Tissue sample are also taken to confirm diagnosis of the same.