Colonoscopy
The procedure is done using a long, flexible tube called a colonoscope. The tube has a light and a tiny camera on one end.
Colonoscopy with Biopsy
The doctor can also insert instruments through the channel to take tissue samples (biopsies) or remove polyps or other areas of abnormal tissue.
Colonoscopy with Polypectomy
A polypectomy is the surgical removal of a polyp. Colon polyps can be removed through open abdominal surgery, it is performed during a colonoscopy.
Colonoscopy with stent placement
The stent is placed during a colonoscopy procedure. After the doctor guides the stent to the affected part of the colon.