background: considering the unknown etiology of inflammatory bowel disease (ibd), the epidemiologic evaluation may help to identify the causative agents of the disease. genetic (ethnic) and environmental (e.g., geographic) factors in iran may influence the incidence of the disease. the objective of this study was toâ  determine the demographic and clinical characteristics of the ibd in the city...

background functional constipation (fc) and constipation-predominant irritable bowl syndrome (cibs)are two main subtypes of constipation that can be distinguished by the rome ii criteria. measuring colonic transit time (ctt) is an easy and cost effective way to evaluate constipation. this study was conducted to compare the ctt in patients with fc and cibs. materials and methods those patients w...

Many articles have discussed the relationship between fructose consumption and the incidence of obesity and related diseases. Fructose is absorbed in the intestine and metabolized in the liver to glucose, lactate, glycogen, and, to a lesser extent, lipids. Unabsorbed fructose causes bacterial fermentation, resulting in irritable bowl syndrome. Therefore, understanding the mechanisms underlying ...

background: celiac disease (cd) may be misdiagnosed as irritable bowel syndrome (ibs) resulting in long delays in diagnosing cd. there are contradictory reports on the association of cd with ibs.appropriateness of screening all patients with ibs for cd and how to screen them are still under question. materials and methods: in a cross-sectional study, 328 ibs patients (rome ii) referred to the p...

dutch elm disease is one of the most destructive vascular wilt diseases in the world. ophiosatoma ulmi and o. novo-ulmi had been the most important causal agents of the dutch elm disease in the last century. so, in order to manage of disease, their identification and distinction is necessary. these fungal species were distinguished based on morphological, physiological and molecular characters....

background celiac disease occurs primarily in whites of northern european ancestry. previous beliefs about epidemiology of celiac disease in iran has changed after recent studies on the disease. the aim of this study is to find the frequency of celiac disease among patients with irritable bowel syndrome. materials and methods during one-year period (2006-07), patients with irritable bowel syndr...

background: fecal calprotectin (fc) has been suggested as a noninvasive substitute marker to determine the degree of intestinal inflammation in patients with inflammatory bowel disease (ibd). the aim of this study was to compare fc levels in ibd and irritable bowel syndrome (ibs), to show its discriminative value and relationship with clinical disease activity in patients with ibd. materials an...

Symptoms of 50 patients with the irritable bowel syndrome were compared with those of 49 with endoscopically proven peptic ulcer disease and 49 with radiologically or endoscopically proven inflammatory bowel disease using a questionnaire which was administered after the diagnosis was made. Symptoms of bowel dysfunction including pain related to bowel movements were more likely to occur in the i...