Cancer screening Pap smear or liquid-based cytology to detect potentially precancerous lesions and prevent cervical cancer Mammography to detect breast cancer Colonoscopy and fecal occult blood test to detect colorectal cancer Dermatological check to detect melanoma PPD test to screen for exposure to tuberculosis Beck Depression Inventory to screen for depression SPAI-B, the Liebowitz Social Anxiety Scale and Social Phobia Inventory to screen for social anxiety disorder Alpha-fetoprotein, blood tests and ultrasound scans for pregnant women to detect fetal abnormalities Bitewing radiographs to screen for interproximal dental caries Ophthalmoscopy or digital photography and image grading for diabetic retinopathy Ultrasound scan for abdominal aortic aneurysm Screening of potential sperm bank donors Screening for metabolic syndrome Screening for potential hearing loss in newborns