The common items of male examination include physical examination, imaging examination, semen examination, hormone examination and routine examination, etc., as follows: 1. Physical examination: completed by clinicians, mainly checking the organs of the male reproductive system, such as testicles, epididymis, penis development and whether the size, shape and position are normal, whether there are deformities, varicocele, and circumcision and phimosis. 2. Imaging examination: common examination items include prostate ultrasound, color ultrasound of testicles and epididymis, color ultrasound of spermatic vein, vasovaginography, cystography and so on. 3. Semen examination: it is an important item of male examination, which requires abstinence for 3 to 7 days, retaining semen by way of clean semen extraction, and then doing routine semen tests. Through the semen examination, male fertility can be initially assessed, including the volume of semen, liquefaction time, consistency, acidity and alkalinity, sperm density as well as the total number of spermatozoa, sperm vitality and sperm morphology. 4. Hormone examination: it needs to be examined through blood sampling, and the general indicators include testosterone, estradiol, prolactin, luteinizing hormone, follicle-stimulating hormone and so on. 5. Routine examination: including ultrasound of liver, gallbladder, pancreas and spleen, both kidneys, ureter and bladder, electrocardiogram, chest X-ray, liver and kidney function, blood glucose, blood lipids, urine routine, blood routine and so on. Specific examination items should be based on the recommendation of the physician of the hospital.