Sigmoidoscopy is recommended in gynecology under the following circumstances:
Unexplained pelvic pain that might be associated with intestinal conditions. Persistent rectal bleeding not explained by gynecological conditions. Evaluation of suspected endometriosis affecting the bowel. Follow-up for patients with a history of gynecological cancers that may metastasize to the bowel. Assessing bowel involvement in cases of advanced-stage gynecological cancers.