Several methodological issues may have an impact on the incidence rates of childhood acute diarrhea reported by community-based studies. This study was performed to assess the impact of parental recall ability and definition of diarrhea on the estimate of incidence of acute diarrhea. Eighty-four children younger than 40 months were randomly selected and visited every other day for four weeks an...

Probiotics discussed in this paper are evaluated using the WHO/FAO definition from 2001. The authors present a brief description of the normal microbiota of the gastrointestinal tract, discuss probiotics in the aspects of gut immunity and then move to selection of bacterial strains as probiotics. The main issue raised is the critical evaluation of probiotics in randomized clinical trials for co...

background: rotavirus is one of the most common etiologic agent of severe acute diarrhea in infants and children which results in high mortality and morbidity globally. prophylactic strategies are required to prevent acute rotavirus diarrhea. recently, the beneficial effect of probiotic therapy in control of rotavirus diarrhea was noted in many investigations. this systematic review investigate...

The evaluation of the patient with diarrhea can be complex and the treatment challenging. In this article, the definition of diarrhea and the pathophysiologic mechanisms that lead to diarrhea are reviewed. A simplified 5-step approach to the patient with diarrhea is provided and applied in a case-oriented manner applicable to everyday clinical practice. On completion of this article, you should...

Ganglioneuroma is a very rare cause of chronic diarrhea in children. This benign tumor usually presents with diarrhea and failure to thrive. It is necessary for physicians to be familiar with this rare cause of chronic diarrhea. Here we present and discuss such a case.

In a prospective study carried out in two urban centers in northeastern Brazil, 195 HEp-2-adherent Escherichia coli strains were isolated; 110 were identified as the only pathogen in stools of children with diarrhea, and 85 were from controls. Enteropathogenic E. coli isolates were identified in 21 children with diarrhea (8.9%) and 7 children without diarrhea (3.0%), and they were significantly...

Background: Neuroblastoma is the most common extracranial solid tumor in children and the most common malignancy in infant.Some tumors release vasoactive intestinal peptide (VIP), causing a profound secretory diarrhea. In this report we describe a 33 month old girl with intermittent diarrhea from 9 month ago and hypokalemia resistant to treatment .She had increased VMA in 24hour urin .After co...