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Biomedical subjects

C Mann

Publications and source records attributed to C Mann.

115 records · Page 7Linked to original sources

Pacemaker therapy in a pediatric patient with hypertrophic obstructive cardiomyopathy and rapid intrinsic atrioventricular conduction.

A 13-year-old boy with hypertrophic obstructive cardiomyopathy was treated with dual-chamber pacing after severe progression of left ventricular outflow tract obstruction and of clinical symptoms despite drug therapy. Rapid intrinsic atrioventricular conduction was overcome and complete preexcitation of the septum achieved by omitting atrial sensing and programming constant atrial pacing with a short atrioventricular delay of 70 msec. After 8 weeks of therapy, a reduction of the left ventricular outflow tract gradient from 125 to 16 mmHg and remodeling of the left ventricle were demonstrated.

Adolescent↗

Clinical and neurophysiological study of the effects of multiple doses of artemisinin on brain-stem function in Vietnamese patients.

The qinghaosu (artemisinin) group of drugs is the most important new class of antimalarials developed in the last fifty years. Although there has been no clinical evidence of neurotoxicity, an unusual pattern of damage to specific brain-stem nuclei has been reported in experimental animals receiving high doses of arteether or artemether. Detailed clinical examinations, audiometry, and brain stem auditory evoked potentials (BSAEPs) were assessed in 242 Vietnamese subjects who had previously received up to 21 antimalarial treatment courses of artemisinin or artesunate alone and 108 controls from the same location who had not received these drugs. There was no evidence of a drug effect on the clinical or neurophysiological parameters assessed. In this population there was no clinical or neurophysiological evidence of brain-stem toxicity that could be attributed to exposure to artemisinin or artesunate.

Adolescent↗

[Laparoscopic treatment of gastroesophageal reflux by the modified Toupet technique. Preliminary results apropos of 55 cases].

Between October 1992 and July 1994, 55 patients with gastrooesophagal reflux disease underwent laparoscopic 270 degrees posterior fundoplication. The technique used was exactly the same as for the conventional approach. There were no deaths but there were 2 peroperative complications requiring conversions to laparotomy: one oesophagal perforation and one pleural perforation. The mean operative time was 150 min, ranging from 90 to 240 min. The mean hospital stay was 2.5 days, ranging from 1 to 14 days. One patient had to be operated on the 15th postoperative day because of a dysphagia secondary to an oesophagal motility disorder. One other patient underwent a laparoscopic treatment of a bowel obstruction on 30th postoperative day. None patient had dysphagia for more than 1 month after laparoscopy. The mean postoperative follow-up was 10 months with a good clinical result in 90% of the patients at 6 months. Four of our 15 first patients complained of recurrence of reflux symptoms. These preliminary results indicate that laparoscopic Toupet procedure can be performed safely and with similar results as for the open approach if the surgeon is well trained.

Adult↗