During a flexible sigmoidoscopy your endoscopist passes a long flexible tube containing a camera and a light through your rectum and the lower (sigmoid) colon. This allows your endoscopist to view the lining of this organ.
Having a Flexible Sigmoidoscopy
![Having a flexible sigmoidoscopy icon](https://www.esht.nhs.uk/wp-content/themes/esht2017/img/file-icon-32.png)