title: The "iced cystogram"-a new technique for distinguishing obstruction at the level of the external sphincter from obstruction at the bladder neck.
mesh_terms: D000328:Adult; D003287:Contrast Media / Q000008:administration & dosage*; D003937:Diagnosis, Differential; D006801:Humans; D007053:Ice; D007089:Image Enhancement; D008297:Male; D013119:Spinal Cord Injuries / Q000150:complications*; D001748:Urinary Bladder Neck Obstruction / Q000000981:diagnostic imaging* / Q000209:etiology / Q000601:surgery; D001750:Urinary Bladder, Neurogenic / Q000000981:diagnostic imaging* / Q000209:etiology / Q000601:surgery; D014546:Urinary Catheterization; D014567:Urography / Q000379:methods*; D014743:Videotape Recording
chemical_list: D003287:Contrast Media; D007053:Ice