Male urethritis usually do the following tests, urine with a large number of red blood cells, white blood cells, urine three cups of test the first cup of urine is obviously abnormal, which is a manifestation of male urethritis. Urethral secretion smear staining examination or bacterial culture with pathogenic bacteria can be differentiated from gonorrhea urethritis. The diagnosis of urethritis is based on history and signs, but also on smear staining of urethral secretions or bacterial culture to identify the causative organisms. If the patient has no urethral secretions, the urine three-cup test should be performed, and instrumentation is prohibited in the urethra during the acute stage, and urethrogram is usually performed when necessary.