Body measurement (height, weight, waist circumference, body mass index), blood pressure, eye exam (vision, intraocular pressure, funduscopy), chest X-ray, pulmonary function test, electrocardiography, audiometry, comprehensive blood test (complete blood cell count, liver function, kidneys function, thyroid function test, lipid profile, diabetes, hepatitis B, hepatitis C, syphilis, AIDS), tumor marker tests (hepatic cancer, lung cancer, colon cancer, pancreas prostate cancer and ovary cancer), urinalysis, stool exam (occult blood test), gastroscopy or upper gastrointestinal series, abdominal