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Didier Mennecier

Publications and source records attributed to Didier Mennecier.

8 recordsLinked to original sources

[Acute diarrhoea revealing a coeliac disease].

INTRODUCTION: The classical mode of revelation of a coeliac disease is chronic diarrhoea. We report the case of a patient in whom acute diarrhoea revealed the disease. OBSERVATION: In a 40 year-old man with acute diarrhoea with 7 non-bleeding stools per day, upper digestive tract endoscopy showed a villosity atrophy aspect confirmed by the histological examination. The search for specific antibodies of a coeliac disease was positive. A gluten-free diet led to the disappearance of the diarrhoea, followed by the disappearance of the specific antibodies and the regression of the villosity atrophy. COMMENTS: Acute diarrhoea that resists medical treatment must evoke the hypothesis of a coeliac disease and lead to a gastroscopy with duodenal biopsies. The interest of evoking the diagnosis is not only in order to obtain the rapid disappearance of the clinical signs after the introduction of a gluten-free diet but also to avoid an increase in the high risk of malignant lesions of the small intestine.

Acute Disease↗

Melanosis coli?

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Anthraquinones↗

MDR1 gene expression in hepatocellular carcinoma and the peritumoral liver of patients with and without cirrhosis.

P-glycoprotein (P-gp) and MDR1 mRNA expressions were assessed in tumoral and peritumoral specimens from patients with hepatocellular carcinoma (HCC) and in cirrhotic livers without HCC, using immunohistochemistry (C494 monoclonal antibody) and reverse transcription-polymerase chain reaction (RT-PCR) analysis. P-gp overexpression was detected in 24/28 tumoral livers (85%). In the peritumoral liver, staining was strong in cirrhotic nodules, and fainter in non-cirrhotic specimens. P-gp expression was as intense in the cirrhotic specimens free of HCC as in the peritumoral tissue of HCC developing in cirrhotic patients. These results were confirmed by RT-PCR analysis.

ATP Binding Cassette Transporter, Subfamily B, Mem↗