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Biomedical subjects

E Muhl

Publications and source records attributed to E Muhl.

27 records · Page 2Linked to original sources

[Surgical treatment of asymptomatic carotid stenosis].

A total of 274 patients (mean age 67.1 +/- 8.2 years) with asymptomatic stenosis of the internal carotid artery greater than 70% was treated by desobliteration and patchplasty; 332 reconstructions were performed either uni- or bilaterally. In this group only 29% revealed a one vessel disease. Lethality within 30 days was 1.5%; the incidence of complete stroke amounted to 0.9%. In a mean follow up period of 30.8 +/- 20.2 month to lethality rate was 4.4%; 7.8% developed a completed stroke and only 3.8% were related to the operated site. The 5-year-survivalrate was 88.9% and 93.2% of this cohort was neurological free of symptoms.

Aged↗

[Responsibility of the surgeon in intensive care units].

Intensive care facilities in most hospitals are concentrated in one or more specialised units. There are different forms of organisation. The leadership of the surgeon or the anesthesiologist is common in operative intensive care. However, operative intensive care is an interdisciplinary task, and the surgeon is responsible for all problems connected to or resulting from the operation.

Critical Care↗

Posthypotensive generation of superoxide free radicals--possible role in the pathogenesis of the intestinal mucosal damage.

Graded small intestinal ischemia was induced in cats by partial occlusion of the superior mesenteric artery. Specimens from the small intestine were studied at the end of the hypotensive period, 10 min and 60 min posthypotensively . Specimens obtained late during hypotension revealed characteristic mucosal damage in all cases. However, the intestinal mucosal damage was more pronounced in the specimens taken posthypotensively . This aggravation was prevented if the cats were given superoxide dismutase (SOD) during the hypotensive period. Further, the intestinal tissue concentration of total glutathione was reduced posthypotensively . It is suggested that the posthypotensive aggravation of the intestinal mucosal damage is caused by generation of cytotoxic oxygen free radicals. Data favouring the suggestion that the glutathione-glutathione peroxidase system is an important generator of free radicals in intestinal ischemia is presented.

Animals↗