Protein-losing enteropathy is not a single disease; it is an atypical manifestation of other disease processes and is marked by excessive loss of protein into the gastrointestinal tract. These diseases can be classified into 3 large groups according to the protein-loss mechanism: ulcerated lesions with protein exudation (eg, peptic ulcer, inflammatory bowel disease, and gastric carcinoma), muco...

Food allergies are classified into three types, "IgE-mediated," "combined IgE- and cell-mediated" and "cell-mediated/non-IgE-mediated," depending on the involvement of IgE in their pathogenesis. Patients who develop predominantly cutaneous and/or respiratory symptoms belong to the IgE-mediated food allergy type. On the other hand, patients with gastrointestinal food allergy (GI allergy) usually...

Ménétrier's disease (MD), which is characterized by hypertrophic gastric folds and foveolar cell hyperplasia, is the most common gastrointestinal (GI) cause of protein-losing enteropathy (PLE). The clinical course of MD in childhood differs from that in adults and has often been reported to be associated with cytomegalovirus (CMV) infection. We present a case of a previously healthy 22-month-ol...

Gastrointestinal food allergies are a spectrum of disorders that result from adverse immune responses to dietary antigens. The named disorders include immediate gastrointestinal hypersensitivity (anaphylaxis), oral allergy syndrome, allergic eosinophilic esophagitis, gastritis, and gastroenterocolitis; dietary protein enterocolitis, proctitis, and enteropathy; and celiac disease. Additional dis...

Foods that account for 90% of allergic reactions in children are cow's milk protein, eggs, peanut, soy, tree nuts, fish, and wheat. Food allergy can manifest as urticaria/angioedema, anaphylaxis, atopic dermatitis, respiratory symptoms, or a gastrointestinal (GI) disorder. GI allergic manifestations can be classified as immunoglobulin E (IgE) mediated (immediate GI hypersensitivity and oral all...

a case who was suffering from abdominal pain and chronic diarrhea refered to isfahan health training and research center, institute of public health. current treatments for chronic diarrhea incloding a traial of gluten fre diet were performed but these were not effective because he was infected by dicrocoelium dentriticum. then he was cured with parasitic treatment.

eosinophilic gastroenteritis is a rarely reported condition. the disease is characterized by peripheral blood eosinophilia, eosinophilic infiltration of the bowel wall to a variable depth, and gastrointestinal complaints. allergic diathesis can be found in most of the cases. in this article we report two cases with interesting epidemiological characteristics and we will have a brief review of r...