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Biomedical subjects

E Eben-Moussi

Publications and source records attributed to E Eben-Moussi.

At least 19 recordsLinked to original sources

[Salivary, urinary and plasma thiocyanate in smokers and non-smokers].

Thiocyanate is a major metabolic product of hydrocyanic acid. Its concentration in the serum, urine and saliva of individuals with little exposure to hydrocyanic acid (i.e. non smokers) is very low. But about three fold higher concentrations of thiocyanate are found in the sera, urine and saliva of smokers as compared to non smokers, because of cyanide provided by cigarette smoke. The concentrations of thiocyanate in the three biological fluids studied were different and it appeared to be no correlation in the distribution of thiocyanate concentrations in these fluids when individual subjects were compared. Urinary and salivary concentration power showed decreased kidney excretion of thiocyanate in smokers. The appearance or the disappearance of thiocyanates in the saliva and the urine takes place slowly. The salivary or urinary levels of thiocyanates are therefore good indicators of chronic intoxication from tobacco because it is not very sensitive to daily variations in tobacco smoking; it reflects the slow transformation of cyanide as well as the final elimination of this ion from urine which is slowed down in smokers.

Adult

[Psittacosis as a cause of acute respiratory distress syndrome (author's transl)].

Diagnosis of acute, primary extensive pneumopathies provoking severe hypoxemia is particularly difficult, became of the non-specific radiological findings, resulting from the oedema and associated alveolar collapse, and the fact that the clinical picture and biological test results are not very characteristic of a particular etiology. Similar findings may be obtained, therefore, in bacterial pneumopathies so-called typical pulmonary affections, certain forms of acute, tuberculosis, and other types of infection of three patients admitted for acute respiratory insufficiency, two died after treatment with a betalactamine, alone or associated with an aminoside, subsequent serology providing evidence of psittacosis. Diagnosis was immediately established in the third patient, the wife of one of the other cases, and she recovered after erythromycin treatment. The lungs of the two patients that died showed suggestive bronchiolitis and peribronchiolar alveolitis, together with obliterative alveolar granulations and fibrosis, probably secondary to the psittacosis, and responsible for the fatal outcome. Psittacosis as a cause of an extensive pneumopathy of probable infectious origin may easily pass unrecognized, typical etiologies being infections due to pneumococcus, Legionella pneumophila. Mycoplasma pneumoniae, and viruses. Erythromycin, active against these microorganisms, would therefore appear to be the antibiotic therapy that should be prescribed initially, those with wider spectrums being reserved for cases with atypical radiological findings, or when precise bacteriological data is available.

Adult

[Sensitivity of a strain of Schistosoma intercalatum from Loum (Cameroon) and is natural hybrid to treatment with praziquantel. Preliminary results].

At Loum, S. intercalatum infection still occurs in its pure form. The infection, however, is regressing while S. haematobium and hybrid forms between the two species are developing. A single oral dose of 2-cyclo-hexylcarbonyl-1,2,3,6,7,11b-hexahydro-4H-pyrazino[2,1-a]isoquinolin-4-o ne(praziquantel, EMBAY 8440, Biltricide), 40 mg/kg body weight, is a very effective treatment of the disease. Forty days after treatment eggs no longer occurred in the faeces of ten children voiding S. intercalatum eggs in their stools before they were cured. Five children voiding hybrid bilharzia eggs in their urine were no longer passing eggs after treatment.

Adolescent