rectosigmoidoscopy

rectosigmoidoscopy

[-sig′moidəs′kəpē]
Etymology: L, rectus, straight; Gk, sigma, the letter S, eidos, form, skopein, to view
the examination of the rectum and pelvic colon with a sigmoidoscope.
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References in periodicals archive ?
After consultation with surgery service, the patient underwent a rigid rectosigmoidoscopy under general anesthesia.
A tumour was considered to be a primary rectal carcinoma if it was located in the lower third (0-5 cm from the anal verge), middle third (6-10 cm from the anal verge) or upper third (11-15 cm from the anal verge) of the rectum, as measured by rigid rectosigmoidoscopy.
Rectosigmoidoscopy or colonoscopy may be necessary to investigate the involvement of the intestinal lumen and to check other concomitant pathologies; however, this procedure has an estimated sensitivity of 51% and is frequently negative even in the presence of extensive intramuscular deposits of endometriosis.
Rectosigmoidoscopy revealed a pale, edematous and fragile mucosa and loss of vascular pattern.
Diagnostic accuracy of double contrast enema and rectosigmoidoscopy in connection with faecal occult blood testing of rectosigmoid neoplasms.