[Bladder pheochromocytoma (report of a new case)].
Bladder pheochromocytoma is a rare tumor. The authors report a new case and imaging modalities for localizing extrasurrenal pheochromocytomas are reviewed.
Biomedical subjects
Publications and source records attributed to M Faik.
Bladder pheochromocytoma is a rare tumor. The authors report a new case and imaging modalities for localizing extrasurrenal pheochromocytomas are reviewed.
The authors describe an ureteroileoplasty with a new anti-refluxing technique. A subtotal ureteroplasty is carried out, anti-refluxing proceeding is made. This one is based on Benchekroun's hydraulic valve principle. A transversal ileostomy is carried out 8 cm below the uretero-ileal anastomosis, which is invaginated and fixed to the proximal layer of the ileostomy with Dexon 3/0, the ileostomy is then closed using Dexon 2/0. The hydraulic valve may then ensure anti-reflux.
A series of 200 continent Benchekroun pouchs are presented. This original technique, with a hydraulic continence valve, provided a 91.5% continent rate. A review of the literature puts this technique into perspective.
The hydraulic ileal valve, which we developed in 1975, ensures continence by adapting to 5 different urinary reservoirs. The valve is made by isolating a 14 cm. long intestinal loop with the mesentery. The isolated ileal segment then is folded inward on itself throughout its entire length. We performed 136 continent urostomies with this hydraulic valve. An ileocecal reservoir was used in 122 patients, ileum in 8, sigmoid in 1, rectum in 1 and bladder (continent cystostomy) in 4. Indications for continent urostomy were bladder tumor in 55 patients, complex vesicovaginal fistulas in 5, neurogenic bladder in 13, vesical exstrophy in 12 and miscellaneous reasons in 5. Of the patients 103 (75 per cent) were continent immediately. Continence was obtained after repair of the valve in 24 patients (17.6 per cent). Therefore, 127 patients over-all were continent. Mean followup of our patients was 38 months (range 3 to 154 months). Continence remained excellent with self-catheterization performed easily in 88.3 per cent of the patients. Over-all, all of our continent urostomies were well tolerated biologically and radiologically.
We report our experience of continent urostomy about 160 cases. This study described the continence mechanism by the hydraulic valve. This one is made by isolating of 14 cm long ileal loop which is invaginated. It was adapted to six reservoirs: 142 ileocecums, 9 ileal pouchs, 4 bladders, 3 sigmoids, 1 rectum and 1 colonic transverse segment. The follow-up was few months to 14 years. 145 patients are continent, the continent urostomy was well tolerated by the upper urinary tract. The complications of the valve and their management are analysed.
Over a period of 20 years, surgery was carried out in 581 patients for 952 hydatid cysts of the liver. Patients included 372 females and 209 males, aged from 6 to 70 years, with a mean age of 34 years. 52% of patients were aged between 20 and 40 years. The cyst was single in 324 patients, double in 102, triple in 22 and multiple in 133. Treatment most often consisted of resection of the projecting dome of the cyst (78%), and more rarely pericystectomy (5.5%), hepatic resection (3.5%) or external drainage (4.2%) via a median incision in 412 cases and a subcostal incision in 126 cases. Capitonnage of the residual cavity was combined with resection of the projecting dome, 176 cases included a cystobiliary fistula with migration occurring in 30 cases. Morbidity was 20% and included, in particular, 45 cases of subphrenic abscess. 19 patients showed signs of recurrence and 16 underwent further surgery. Overall mortality was 2.06% i.e. 12 patients. In endemic countries, resection of the projecting dome remains a method which gives good results and has a low mortality and morbidity.
The ileo-caecal continent urostomy was first described in 1975. It is a combination between an ileo-caecal reservoir and an ileal hydraulic valve. From 1973 to 1986 we performed 107 such operations (41 for vesicovaginal fistula, 40 for bladder tumor, 26 for bladder exstrophy, neurogenic bladder and miscellaneous). Continence was obtained in 100 patients (80 at the first operation and 20 after operation). The follow up was 3 to 146 months (average 37) in 82 patients 74 of whom had conserved good continence. In cases with failure of continence, repair was obtained by reinvagination of the same valve or by creating a new valve. Only 2 cases of metabolic disorders in the form of acute pyelonephritis are reported. The continent urostomy provides a better quality of life for patients requiring a urinary diversion. The psychosocial and economic impact is very important.
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A personal series of 600 cases of vesicovaginal fistula is reviewed. Patients could be classified as a function of site of fistula into 3 groups: I. urethrovaginal fistula (31%); II. cervicovaginal fistula (22%); III. vesicovaginal fistula (46%). Etiology was mainly obstetrical (94%), as was multiparity (69%). An associated lesion was detected in 11% of cases (uterine, ureteral and rectal). Surgery was performed after a minimum period of 3 months with the following results. Type I fistulae, using a low approach and requiring urethral refection, showed good results in only 53% of cases. Type II fistulae, usually treated through a low approach (80%), were relieved in 80% of cases, with the reservation that reinforcement of bladder neck was often necessary. Type III fistulae, treated by a high (60%) or low (40%) approach were nearly always corrected (98%). In 2 cases of destroyed urethra unable to benefit from urethral plastic surgery, bladder repositioning with continent cystostomy was satisfactory. 72 cases with irrecuperable destroyed bladder received definitive high diversion: 34 Coffey, 5 Bricker, and since 1975, 33 continent ileocecal bladders using Benchekrouns' technique.