title: The cancer-screening dilemma.
abstract: Only in cancer of the uterine cervix and in cancer of the breast is there evidence of reduced mortality with early treatment. Screening also enables physicians to detect early cancer of the oral cavity or colon. With regard to cancers at other sites, many questions about screening's potential remain to be answered.
mesh_terms: D000293:Adolescent; D000328:Adult; D001943:Breast Neoplasms / Q000175:diagnosis / Q000517:prevention & control; D003110:Colonic Neoplasms / Q000175:diagnosis / Q000517:prevention & control; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009062:Mouth Neoplasms / Q000175:diagnosis / Q000517:prevention & control; D009369:Neoplasms / Q000175:diagnosis / Q000517:prevention & control*; D002583:Uterine Cervical Neoplasms / Q000175:diagnosis / Q000517:prevention & control; D014626:Vaginal Smears