Comparison of colonoscopy and the contrast enema in five hundred patients with colorectal disease

A Comparison of Colonoscopy and Double-Contrast Barium Enema for Surveillance after Polypectomy

“…7 Our study differs from prior assessments of surveillance after polypectomy because it was blinded and prospective. [8][9][10][11][12] …”

Diagnostic sensitivity of x-ray examination of the large bowel in colorectal cancer

“…Both these examinations are relatively expensive and their performance and interpretation require a certain amount of time and skill on the part of the radiologist/endoscopist. Many comparisons of endoscopy and double-contrast barium enema examination have been flawed, because the endoscopy outcome was assumed to be definitive [3,5,6]. Recent studies show that double-contrast examination accurately detects masses in the rectum, rectosigmoid [3], and colon [7].…”

Screening and Diagnosis of Colorectal Cancer

“…The introduction o f fibreoptic endoscor1 in the early 1970s has led to increasi ng use of fibrcoptic colonoscopy and sub· sequently of the flexible fibreoptic s1g· moidoscope al though the conventional rigid proctosigmoidoscope is still ex tensively used. Ini tia ll y, endoscopic a nd radiological imaging of the large bowel appeared to be complimentary procedures (37). and colonoscopy wa:, widely used in chose patien ts in whom nn inndcquate or technically poor harium enema had been obtained or in patien ts whose 1ymptoms persisted in the presence of a normal rigid proctosigmo1doscopy and banum enema examination:..…”