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Biomedical subjects

V Scetbon

Publications and source records attributed to V Scetbon.

At least 19 recordsLinked to original sources

[Low-pressure enterocystoplasty after prostato-cystectomy for cancer. Apropos of 13 cases].

Thirteen patients were operated for bladder carcinoma, from November 1987 to September 1988, using a Camey type II low pressure ileal bladder replacement. Clinical, radiological and urodynamic findings were studied. Diurnal continence was always acquired at three months. In terms of nocturnal continence, only 75 percent of the patients are comfortable, while two patients require oxybutinin to remain continent. Urodynamic exploration showed a low pressure in 8 patients, but a high pressure peak in 4 patients. Radiological study showed integrity of the urinary tract. This work confirmed the improvement obtained with the Camey II procedure. Nevertheless, it also shows the failure of the method with occasional high pressure peaks. We think that a more anatomical bladder reconstruction, such as Hautmann Pouch, may improve the results for nocturnal continence. This needs to be confirmed by a comparative study.

Aged↗

[Inferior vena cava thromboses in renal cancers. 20 years' experience].

The authors present a detailed review of a personal series with careful evaluation of the level of the caval thrombus as far as the right auricle, the degree of lymph node involvement, the surgical treatment and the duration of survival. In contrast with earlier rather optimistic papers, this study revealed a generally poor prognosis. The authors consider that when the cancer has invaded the vena cava, distant microscopic metastases are already present at the time of operation. In the absence of an effective chemotherapy, this type of surgery should only be performed in carefully selected cases (good general health, no signs of metastases or lymph node involvement). In cases with supradiaphragmatic thrombus, cardio-pulmonary by-pass, which is now a common procedure, appears to be safest technique.

Adult↗

Paraneoplastic hypercalcemia associated with bladder carcinoma: report of 2 cases.

Hypercalcemia associated with bladder carcinoma is rare. We report on 2 patients with hypercalcemia and bladder tumor without bone metastases. In both patients serum calcium returned to normal after removal of the tumor. Serum immunoreactive parathyroid hormone levels were normal in both patients. In 1 case a high gradient of immunoreactive parathyroid hormone across the tumor was demonstrated but the secretion of nephrogenous cyclic adenosine monophosphate was normal. Urinary excretion of prostaglandins also was normal in this case. These data show that hypercalcemia was caused by the tumoral production of some humoral factor different from parathyroid hormone.

Adult↗

[Prophylactic antibiotic therapy in endoscopic resection of the prostate. Randomized study of 47 cases (author's transl)].

The authors investigated the effect of giving a single injection of the antibiotic gentamycin one hour before endoscopic resection of the prostate, by random case selection in a group of 47 cases. The untreated and the treated cases were considered quite comparable. The presence of bacteriurea greater than 10(5) per ml during the first 15 postoperative days was significantly greater in the untreated group than in the preoperatively treated group. The results showed 44% for the untreated group and 14% for the treated group. After 15 days the results were identical for the two groups.

Aged↗

[Endoscopic internal urethrotomy. Retrospective study of 47 cases (author's transl)].

The authors report their experience of 58 patients undergoing endoscopic internal urethrotomy for urethral stenosis. In 47 with a follow up of 6 months or more, the following information has been obtained : - deep longitudinal section of the urethral stenosis, at 12 o'clock, passing widely beyond the diseased area, usually suffices; - the essential aetiology of the stenoses treated was represented by iatrogenic urethral trauma in 17 cases out of 47 (36%). The particularly harmful role of urethral catheterisation should be noted. Stenosis of undetermined origin was more common than stenosis of an infectious or non-iatrogenic traumatic origin; - the stenosis was bulbar in almost half the cases and was double in 1/4 of cases. In most instances the length was less than 1.5 cm; - morbidity was slight and mortality nil; - results were considered to be good in 57.5% of cases and no recurrent stenosis occurred beyond the 18th month. Good results were seen essentially in cases of stenosis of infectious origin situated in the penile or bulbar urethra, less than 1.5 cm in length and having undergone calibration by a urethral catheter after endoscopic section for a period of more than three days. Amongst the 12 patients undergoing a second urethrotomy, 5 obtained a lasting successful result. Endoscopic internal urethrotomy is thus a procedure which may recommended, insofar as it offers a high percentage of good results and that in the cases of failure there is no interference with any other urethroplasty procedure.

Adult↗

Papillary necrosis in renal allografts--report of 2 cases.

Two patients are reported in whom early and irreversible renal allograft rejection was associated with passage of necrotic papillary material in the urine. Evidence is presented for a causal relationship between rejection and medullary necrosis. Passage of a papilla is regarded as a definite indication for graft exploration.

Acute Disease↗