Micturition cysto-urethrography. Potential diagnostic pitfalls in the male infant.

Some technical aspects of micturition cysto-urethrography, particularly important in the male infant, are emphasized. The catheter used for installation of the contrast medium must be removed before the examination. Unless films are exposed in the true lateral projection and the patient voids with a constant stream, abnormalities of the urethra may easily become overlooked.