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Biomedical subjects

B Monnier

Publications and source records attributed to B Monnier.

12 recordsLinked to original sources

[Surgical treatment of stress urinary incontinence by suburethral transobturator tape].

OBJECTIVE: Assessment of the suburethral transobturator tape in the treatment of female urinary stress incontinence. PATIENTS AND METHODS: Retrospective evaluation of 39 slings. Three patients (7%) were lost to follow-up. Analysis was carried on 19 out/in procedures (mainly ObTape and Uratape slings) and 17 in/out procedures (TVT-O slings). Nine patients (25%) had a history of previous stress incontinence surgery. In 21 cases (58%) there was a concomitant surgical procedure, including genital prolapse repair (12) and total hysterectomy (6). Phone interviews were conducted with the validated questionnaires MHU and Ditrovie short form. RESULTS: The mean operative time was 17 minutes (10-30). Three vaginal wounds (8%) were immediately repaired. Two urinary retentions (5%) were managed by suprapubic catheterization for more than 10 days. With a mean follow-up of 12 months (4-23) the subjective effectiveness on stress incontinence was 89% (cure: 58%; improvement: 31%). Urge incontinence symptoms were cured in 47% of mixed incontinences. Two patients reported an important dysuria. Two sling exposures occurred. Quality of life scores were significantly improved (mean 1,7 versus 3,2, p=0,002). The level of satisfaction reached 89% (very satisfied: 50%; satisfied: 39%). DISCUSSION AND CONCLUSION: This technique is safe and effective. Our results are nevertheless inferior to those previously reported. Prospective randomised studies comparing the two surgical routes are required.

Aged↗

[Doping in sports. Cases reported to the Poison Control Center of Marseille from 1992 to 2000].

OBJECTIVE: To study the doping substances used in sport and their toxicity. METHODS: Retrospective analysis from January 1992 to December 2000 of the cases of use of doping substances in sport reported by telephone to the anti-poison center in Marseilles. RESULTS: Fifty-one cases were reported concerning 48 men and 3 women with a mean age of 30, ranging from 10 to 55 years. Sixty-three percent of cases were reported over the last four years. The sport practiced was bodybuilding, except in 2 cases (cycling in one case and running in the other). The products used were mainly anabolizing hormones (15 times), clenbuterol (14 times) and creatine (7 times). A third of cases concerned associations of substances and 19 cases presented with symptomatology. CONCLUSION: The diversity in nature and status of the substances mentioned and their association requires enhanced vigilance with regard to the use of drugs in sport. The recent measures voted within the framework of the anti-doping law dated 23/3/99 are aimed at increasing surveillance with the development of anti-doping antennae.

Adolescent↗

Exit-site care and exit-site infection in continuous ambulatory peritoneal dialysis (CAPD): results of a randomized multicenter trial.

A total of 127 patients from 8 hospitals were randomized into 1 of 2 exit-site care regimes to evaluate their effect on rate of exit-site infection (ESI). Group 1 used povidone iodine and nonocclusive dressings changed 2 to 3 times weekly; Group 2 simply cleansed the exit site with nondisinfectant soap and water. Incidence, cause, duration, and treatment of ESI and peritonitis (P) were noted. Groups were analysed for age, sex, end-stage renal disease (ESRD), catheter, and systems. Total cumulative follow up time was 95.6 years. There was a significantly higher rate (p = 0.0183) of ESI in Group 2 (soap and water). The mean rate of ESI was 0.27 episodes/patient year for Group 1 versus 0.71 episodes/patient year for Group 2. Rates of P for the two groups were not significantly different (p greater than 0.50): 0.446 episodes/year for Group 1 versus 0.574 episodes/year for Group 2. S. aureus was responsible for 83% of ESI in Group 1 and 67% of ESI in Group 2. Protective dressing with a disinfectant is associated with significantly less ESI than minimum care. However, further research in exit-site care aimed specifically at reducing S. aureus infection is still required.

Adult↗

Foetal exposure to low doses of cyproterone acetate in the rat leads to functional endocrine abnormalities despite normal sexual morphogenesis.

Cyproterone acetate (CPA), an anti-androgen and a gestagen, was administered to pregnant Wistar rats at very low doses (0.5 or 1.0 mg/day) between days 15 and 20 of pregnancy. No anatomical abnormalities were observed in external genitalia of their offspring, either immediately after birth or upon reaching maturity. However, when these animals were studied in adulthood, several endocrine abnormalities became apparent. While the pituitary content of Prl decreased in the CPA-exposed offspring, the amount of LH increased. Plasma Prl was lower and FSH was higher in treated females whereas plasma LH was higher in both sexes compared to controls. Treatment induced a Prl-responsiveness to TRH in both sexes and an enhanced LH- and FSH-response to GnRH in females. Testicular weights, LH/hCG receptors in testicular membrane preparations and testosterone response to in vivo hCG stimulation were identical in both the treated and control groups. Basal testosterone, however, was increased in the face of decreased ventral prostate weight and of decreased androgen receptors in prostate cytosol, indicating androgen resistance of the target organ. Females displayed normal oestrous cycles, but possessed enlarged ovaries and uteri. The decrease in oestrogen receptors (ER) in uterine cytosol during oestrus and the relative increase of ER in dioestrus were consistent with enhanced oestrogenic action, presumably by increased oestrogen secretion by the hyperstimulated ovaries.

Animals↗

Single-shot spinal anesthesia with small doses of bupivacaine.

BACKGROUND AND OBJECTIVES: The potential risks of spinal lidocaine have generated interest in an alternative local anesthetic solution. Features of anesthetic block were therefore assessed in a double-blind randomized prospective study following administration of spinal bupivacaine in small doses. METHODS: Ninety patients scheduled for lower limb saphenous vein stripping were randomized to receive a 4-mL hyperbaric solution containing 4, 6, or 8 mg bupivacaine in the subarachnoid space. Sensory and motor block and hemodynamic changes were assessed at regular intervals. Patients were also questioned regarding transient radicular irritation symptoms. RESULTS: The mean duration of sensory block increased with increasing dose (duration at L2: 56 +/- 27, 71 +/- 29, 79 +/- 25 minutes in groups 4, 6, and 8 mg, respectively, P < .05). Motor block was also dose dependent. The incidence of grade 3 motor block increased from 0%, to 21%, and to 53%. No patient had symptoms of transient radicular irritation. Arterial pressure and heart rate were stable throughout the study. CONCLUSION: Hyperbaric bupivacaine 6-8 mg provides a suitable alternative to spinal lidocaine for surgical procedures of short duration.

Adult↗

[Study of narcotics and buprenorphine prescriptions in the Provence-Alps-Côte d'Azur region].

Following the setting up by the Government of their project for the management of drug addicts, and under the guidance of the CEIP (Centre d'Evaluation et d'Information sur les Pharmacodépendances [Centre for Evaluation and Information on Drug Addiction]) in Marseille, a survey of prescriptions written on controlled-drug prescription pads was performed. The aims were threefold: to study the medicines prescribed, to follow up the legislation and to inform doctors and pharmacists. Copies of the prescriptions, dated between 1 January 1996 and 30 June 1996, which were sent by 81 per cent of the 216 pharmacies contacted in 15 towns in the Provence-Alpes-Côte d'Azur (PACA) region were studied. Various criteria, relating to writing of the prescriptions and distribution of the medicines to the patients, were coded and analysed. This survey showed that of 4 prescriptions, 3 were prescribed for maintenance and one for analgesic therapy. The patients receiving maintenance therapy were male in three-quarters of the cases, and were around 30 years old. Analgesics were prescribed in equal proportions for patients of both sexes, who were around 65 years old. Since it was put on the market, Subutex has been quickly prescribed.

Adult↗