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Biomedical subjects

A Le Guillou

Publications and source records attributed to A Le Guillou.

5 recordsLinked to original sources

[Evolution and radiologic surveillance on community-acquired pneumonia in children].

Although useful for the diagnosis of lower respiratory tract infections, chest X-rays have a weak specificity in the etiological diagnosis. It is of particular interest when complications are suspected. A radiological follow-up allows to exclude sequellae or a preexisting pulmonary abnormality; however follow-up X-rays are to be delayed 2 to 3 weeks after the clinical recovery due to the late radiological recovery. CT is indicated as a complementary investigation in cases of complications and sequellae.

Child↗

[Not Available].

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Anesthesiology↗

Serum activity of mitochondrial aspartate aminotransferase: a sensitive marker of alcoholism with or without alcoholic hepatitis.

Serum activity of the mitochondrial isoenzyme of aspartate aminotransferase (mAST) was measured with an immunological method in 74 subjects. Fourty-six were chronic alcoholics with (30) or without (16) obvious alcoholic liver disease; 28 were nonalcoholic controls among whom 14 had acute or chronic viral hepatitis, the remaining 14 being healthy individuals. Mean mAST activity was much higher in all the alcoholic subjects, with or without liver disease, 10.4 and 1.95 units per liter, respectively, than in the healthy controls (0.43, p less than 0.001). The mean mAST to total AST ratio was similar in the healthy controls and in the patients with viral hepatitis (2.98 and 3.19%, NS), whereas it was about 4 times higher in the alcoholics with a sensitivity which reached 93% in the patients with alcoholic liver disease and 100% in those without. Both gamma-glutamyl transpeptidase and glutamate dehydrogenase serum activities were far less sensitive and specific. As almost all chronic alcoholics had similar abnormal values of mAST/total AST ratio, this leads to question whether "normal" liver may really exist in any of such subjects.

Adult↗