[Use of the dura in the surgical treatment of bladder cancer].

It is reported on 9 patients in whom a dura graft was performed on account of a carcinoma of the urinary bladder. Apart from one patient who before underwent radiotherapy the dura healed. As to complications three times formations of calculi and twice rejection of larger parts of the dura were found. Indications to dura graft as well as its advantages and disadvantages are discussed and it is referred to immunological problems which are still to be clarified.