a 57-year-old woman was referred with chief complaint of pallor and lethargy for 9 months. laboratory investigation was notable for anemia and occult blood in the stool exam. her past medical history was unremarkable. endoscopy of the upper gastrointestinal tract showed a large fungative reddish mass measuring 7 x 6 cm in the body of the stomach and multiple variable size polyps in the antrum (...

background : giardia lamblia and helicobacter pylori are two flagellate microorganisms that grow in duodenum and stom­ach. the aim of this study was to evaluate the prevalence of them in patients with dyspepsia and other gi disorders. methods: in this cross-sectional study, co-infection of above-mentioned agents was investigated in a group of 130 patients [me­dian age of 40 yr (range=11-79) inc...

BACKGROUND Soil-transmitted helminth infections are common throughout the tropics and subtropics and they disproportionately affect the poorest of the poor. In view of a growing global commitment to control soil-transmitted helminthiasis, there is a need to elucidate the effect of repeated stool sampling and the use of different diagnostic methods in areas targeted for preventive chemotherapy t...

background although infection with helicobacter pylori is a global health problem, its prevalence is different among countries. serologic tests for the diagnosis of h. pylori infection are limited by low accuracy rates and lack of validation. recent studies indicate that the stool antigen test has an acceptable level of accuracy. objectives our objective was to investigate the prevalence of h. ...

background helicobacter pylori (h. pylori) infection usually occurs during childhood, especially in developing countries. the aim of this study was to evaluate the prevalence of h. pylori infection among children in primary schools of rasht, a northern iranian city. methods this cross-sectional study was conducted among 961 primary school students in rasht. samples were randomly selected and st...

colorectal cancer (crc) is one of the most common forms of cancers in the world and is curable if diagnosed at the early stage. analysis of dna extracted from stool specimens is a recent advantage to cancer diagnostics. many protocols have been recommended for dna extraction from stool, and almost allof them are difficult and time consuming, dealing with high amount of toxic materials like phen...

causes human intestinal cyclosporiasis. It is more common in the immunocompromised patients and mainly seen people living with HIV/AIDS (PLHA), post-renal transplant (PRT) children (IC). Diagnostic microscopy for oocysts of parasite less sensitive, requiring examination multiple stool samples. Here we developed a new single run polymerase chain reaction (PCR) assay detection it was used to know...

OBJECTIVE To find out the scenario of intestinal parasitic infestation in combatants and their families in the setting of Mid-Western Regional Police Hospital (MWRPH), Nepal. STUDY DESIGN Cross-sectional study. METHODS All 2005 patients presented with the complaint of abdominal pain, diarrhoea, frequent defecation, blood in stool, or black stool from August 2007 to February 2011 were offere...

Giardiasisis one of the most significant gastrointestinal diseases caused by a cosmopolitan protozoa Giardia duodenalis. The infection occurs in many animals, including wild raccoons (Procyonlotor), that may play role disseminating cysts into environment and transmitting it to humans domestic animals. Giardiasis has various clinical manifestations, diarrhea, abdominal cramps, upset stomach or n...

private practice. Case 1.?A Muslim male, aged about 30 years, complained of incessant and agonizing pain round the umbilicus for past several years. He was treated outside for gastric, duodenal, intestinal and biliary colic but to no effect. For the past three years he had had continuous pain in his belly round the umbilicus. On examination, I found his general health deteriorated to a great ex...