Epididymitis due to Trichomonas vaginalis.

Progress and Diagnosis On the strength of the smear results a 5-day course of daily injections of 1-2 mega units aqueous procaine penicillin was ordered but the patient discharged himself from hospital 48 hours after admission, that is, some hours after receiving the second injection. When he was seen in the clinic 72 hours after the start of antibiotic therapy, the urethral discharge had become mucoid and no organisms were found by stained smear, wet film, or culture. However, the two-glass urine test showed a marked haze of pus with many threads in both glasses, and examination by darkfield microscopy of a wet preparation of the deposit of the centrifuged urine revealed T. vaginalis. This finding was confirmed by successful culture in FeinbergWhittington medium. Examination by smear and