noun
- a medical examination of the sigmoid colon using a flexible tube with a light and camera
Usage: medical
Examples
- The doctor recommended a sigmoidoscopy to check for polyps.
- She scheduled her sigmoidoscopy for next Tuesday morning.
- The sigmoidoscopy revealed no abnormalities in the lower colon.
- Patients must follow specific preparation instructions before a sigmoidoscopy.
- The gastroenterologist performed the sigmoidoscopy in his office.
- A sigmoidoscopy is less invasive than a full colonoscopy.