Human infection with the coccidia parastite, Isospora belli is relatively uncommon. Human isosporiasis in Iran was first reported by Hadjian in 1961. 5 Yearly, about 200 stool samples have been examined by direct and formol-ether concentration techniques in the Protozoology Unit, School of Public Health, Tehran University of Medical Sciences. In addition to the common protozoal and helmint...

The aim of this study was to fortify the clinical importance and representation of toxigenic and non-toxigenic Clostridium difficile isolated from stool samples of hospitalized patients. This survey included 80 hospitalized patients with diarrhea and positive findings of Clostridium difficile in stool samples, and 100 hospitalized patients with formed stool as a control group. Bacteriological e...

Three hundred stool samples for routine ova and parasite examination were examined as saline and iodine wet preparations, the results were then compared with the Zeihl-Neelsen-modified Acid Fast staining (MAFS), as the oocysts are acid fast in character. Examination with saline preparation was unable to detect any oocyst, while iodine preparation yielded three oocyst and stained smears with MAF...

BACKGROUND Diarrhea is common in HIV/AIDS patients, caused by both classic enteric pathogens and different opportunistic agents. Infection with these different pathogens may lead to similar radiological findings, thus causing diagnostic confusion. CASE PRESENTATION A 30-yr-old female with AIDS presented with chronic diarrhea of 4 months duration. She had diffuse small bowel thickening present...

Blastocystis (B.) hominis was considered to be a member of normal intestinal flora in the past, but in recent years it has been accepted as a very controversial pathogenic protozoan. In this study, 52 individuals whose stool examination revealed B. hominis were evaluated for clinical symptoms. Metronidazole was administered for 2 weeks to the patients infected with B. hominis. After 2 weeks of ...

This case study underlined the importance of parasitological examination before starting immunosuppressive treatment since a heavy burden of strongyloidiasis could lead to fatal infections. It represents the first strongyloidiasis from a patient with psoriasis and diabetes mellitus in this country. In the case, 59 years old female subject had psoriasis for six years and during the treatment wit...