Leon D Cohen

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BACKGROUND Vitamin D (VitD) deficiency is common following biliopancreatic diversion (BPD). We conducted a prospective open-label study to evaluate the efficacy of a single intramuscular injection with 600,000 IU of cholecalciferol in an arachis oil depot formulation (VitD3, Arachitol Solvay Pharmacia) as an adjunct to regular oral VitD supplementation(More)
A new model for studying ileal reservoirs was used to compare J and W pouches. Sixteen female piglets were operated on between 62 and 67 days of age (median = 65). An approximately 50 cm vascularized segment of terminal ileum was isolated from the faecal stream and intestinal continuity restored. The distal 40 cm of the isolated loop was opened along its(More)
BACKGROUND We compared percent excess body mass index loss (%EBMIL) and resolution of dyslipidaemia, hypertension, and type 2 diabetes mellitus in the 4 years following laparoscopic sleeve gastrectomy (LSG) between patients calibrated with a 40-French (40F) or a 50-French (50F) bougie. METHODS We conducted a longitudinal retrospective descriptive study of(More)
OBJECTIVE The effect of the anti-diarrhoeal drug, loperamide hydrochloride, on bowel function in patients with an ileo-anal pouch was studied by means of a blinded, three-tailed, case-controlled and randomized crossover trial, using a daily dose of 12 mg in either oral (4 mg t.d.s.) or suppository (6 mg b.d.) form. PATIENTS AND METHODS Daily stool(More)
This paper reports the results of an exploratory investigation of the differential effects of carbon dioxide and nitrous oxide gas inhalation treatment upon patients with anxiety symptoms under permissive and nonpermissive conditions. Forty-eight psychoneurotic patients with anxiety were divided into four groups: (1) 26 patients received N2O followed by CO2(More)
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