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Biomedical subjects

M Camey

Publications and source records attributed to M Camey.

At least 19 recordsLinked to original sources

[The future of total substitution ileoplasty].

Up to now radical cystectomy with or without ancillary methods (radiotherapy, chemotherapy) has been usually considered as the most efficient treatment for invasive bladder cancer. Bladder replacement, which maintains body image, made this mutilation more acceptable for the patient and more easily offered for early stages T1b, T2. According to the progresses of oncologic knowledge, chemotherapy, immunotherapy, it seems reasonable to think that within less than 10 years, conservative treatments for bladder cancer will probably make obsolete radical cystectomy and, of course, associated bladder replacement. Nevertheless, bladder substitution must remain available as a second treatment of choice for some cases and also for bladder deteriorations secondary to trauma, neurologic or benign diseases.

Cystectomy

[Fibrous polyps of the urinary tract].

The authors report five cases of fibrous polyps of the urinary tract, which is a rare disease, as Mazeman only reported 12 cases in his review in 1972. These cases confirm the polymorphic nature of the clinical presentation and the site of these tumours of mesodermal origin, essentially composed of richly vascular connective tissue covered with surface epithelium. Treatment is surgical and conservative. The authors performed two junctional resections, one ureterotomy, one ureteroscopic resection and one nephro-ureterectomy for a partially destroyed kidney.

Adolescent

[Inhibition of bacterial adherence by nitroxoline on cellular adhesion and on urinary catheter surfaces].

Nitroxolin or 5-nitro-8-hydroxyquinoline, used in the treatment of acute or recurrent uncomplicated urinary tract infection (UTI), has been investigated to demonstrate inhibitory effect on bacterial adherence to epithelial cells or solid surfaces. Nitroxolin in vitro and in urine inhibits bacterial adherence of E. coli 38 (MS/MS) on HeLa cells and epithelial cells from human bladder mucosa. In the same conditions, norfloxacin has no effect. Nitroxolin (MIC/8) decreases with a statistically significant difference (p less than 0.001) the bacterial attachment to a urinary catheter surface made in siliconated latex. These results justify the performance of a clinical trial in the prophylaxis of recurrent UTI and the outcome of a bacteriuria associated with indwelling or intermittent bladder catheter.

Anti-Infective Agents, Urinary

Complications of the Camey procedure.

Since the authors' first case in 1958, 221 bladder replacements in more than 500 radical cystectomies have been performed in their department. They discuss perioperative complications; postoperative complications including mortality, gastrointestinal problems, urologic problems, and infections; and late complications such as ileal bladder problems, upper urinary tract problems, secondary diversions, and incontinence.

Humans

An original antireflux ureteroileal implantation technique: long-term followup.

An original ureteroileal reimplantation technique in which the ureter is placed in a sulcus created in the ileal mucosa was performed on 51 patients (97 ureters). Followup ranged from 3 to 8 years. As determined by excretory urography, retrograde ileography and urine bacteriology studies the method was effective in 85 per cent of the patients, with a low rate of stenosis (1.5 per cent). The use of this technique, initially limited to patients with the U-shaped continent ileal bladder, has been broadened to include those who undergo various reconstructive or urinary diversion procedures that require ureteroileal reimplantation.

Adult

[Antireflux uretero-ileal implantation via a mucosal sulcus].

The authors present an original antireflux uretero-ileal implantation. This procedure is based on the insertion of the ureter in a mucosal sulcus. The ileal mucosa progressively grows over the ureter. 260 ureters have been reimplanted according to this procedure. The antireflux system is effective in 85% of cases. The incidence of stenosis seems to be low: less than 2%.

Humans

Esophageal cancer metastatic to kidney: report of 2 cases.

We report 2 cases of renal tumor secondary to an esophageal cancer and discovered during an examination for hematuria. Despite the history the existence of a renal tumor with no apparent metastatic spread and hematuria justified nephrectomy, which led to the confirmation of metastasis to the kidney. Metastases of esophageal cancers represent only 4.8 per cent of secondary renal tumors. The kidneys are the fourth most common metastatic site of esophageal cancers, generally associated with several other secondary localizations. Their clinical latency is common. The difficulty in diagnosing these tumors and the frequent failure of complementary examinations result from their character, that is nodular, small diameter, multiple and cortical.

Carcinoma, Squamous Cell