[Intravesical formalization. Three case histories (author's transl)].

A great many approaches have been suggested to stop the very pronounced hematuria which on occasion complicates bladder tumors and radiocystitis or drug induced cystitis. Some clinicians have recommended instilling diluted formol in the bladder. The writers report on their impressions of this method based on experience with three cases. They elucidate possible procedural guidelines taking into account various intervening complications.