Ultrasonic diagnosis of the bladder as a symptomatic pelvic mass.

Diagnostic ultrasound for pelvic masses is now a well established modality. Its ability to distinguish between fluid-filled and solid lesions is important in the diagnostic study of pelvic masses. Two cases are presented of bladder distension causing clinical symptoms suggesting pathology outside the urinary tract, which when finally evaluated by ultrasound proved bladder distension as the etiology of the symptoms.