Olfa Hellara

Learn More
INTRODUCTION Cowden syndrome is a rare cancer predisposition syndrome inherited in an autosomal-dominant fashion. The syndrome is characterized by hamartomatous polyps that affect multiple organs: skin, mucous membranes, thyroid, breast, gastrointestinal tract, endometrium and brain. It is also associated with an increased risk of developing malignancy in(More)
Colonoscopy is a routinely performed procedure in adults. Completion of the procedure and proper visualization of the intestinal mucosa are highly dependent on the quality of the bowel preparation. The ideal bowel preparation should be safe, well-tolerated and effective. No bowel preparation method meets the ideal criteria for bowel-cleansing prior to(More)
The infection caused by the tapeworm Echinococcus granulosus leads to the development of hydatic disease. It is the most frequent mediterranean parasitic infection that commonly affects the liver and rarely involves multiple organs. Herein, we report an exceptional and confusing presentation of hepatopulmonary and splenic hydatidosis due to Echinococcus(More)
UNLABELLED PRÉREQUIS: Viral hepatitis is a public health problem in many parts of the globe. In Tunisia, the respective responsibility of five viruses (HAV, HDV, HBV, HCV and HEV) in the genesis of acute hepatitis in adults is only roughly indicated in the absence of suitable serological studies, given as important to plan appropriate preventive strategies.(More)
BACKGROUND Although primary resistance to metronidazole remains high (56,8%), it is more widely used than clarithromycin as a firstline Helicobacter pylori (H. pylori) treatment in the common Tunisian practice. AIM To compare the eradication rate in two protocols including clarithromycin versus metronidazole in Tunisian adults. METHODS From July 2005 to(More)
Ramadan fasting is accompanied by an increase of the gastric acidity over 24 hours especially in the daytime. Gastric acidity is maximal at the end of the fasting day. So, a patient with duodenal ulcer is exposed to a high risk of disease reactivation. The frequency of ulcer complications is statistically higher during the month of Ramadan than the rest of(More)
OBJECTIVE To describe an electroclinical presentation of a peripheral neuropathy in a patient who suffered from vitamin B12 deficiency. PATIENT AND METHODS We report the case of a 56-year-old man who, 17 years after a subtotal gastrectomy, presented with a diffuse sensory-motor demyelinating peripheral neuropathy with multifocal alteration of conduction(More)
L’hémorragie digestive haute demeure une cause fréquente d’hospitalisation, de morbidité et de mortalité. Les études épidémiologiques sont limitées dans notre pays. Déterminer les causes et l’évolution des patients ayant une hémorragie digestive haute, colligés au CHU deMonastir. Les dossiers de 874 patients qui ont subi une endoscopie digestive haute pour(More)