Gastrointestinal Tract Infections

Traveler’s Diarrhea: Causes, Prevention, Treatment

Traveler’s Diarrhea: Causes, Prevention, Treatment

Individuals who travel to areas of poor sanitation and limited access to clean water are at greater risk of developing travelers’ diarrhea.

Clostridioides difficile: Characteristics, Disease, Lab Diagnosis

Clostridioides difficile: Characteristics, Disease, Lab Diagnosis

Gram positive obligate anaerobe responsible for a unique colonic disease, pseudomembranous colitis.

Vibrio Cholerae: Characteristics, Pathogenesis, and Lab Diagnosis

Vibrio Cholerae: Characteristics, Pathogenesis, and Lab Diagnosis

Cholera is an acute infection of the gut caused by ingestion of food or water contaminated with the bacterium Vibrio cholerae O1 or O139.

Shigella: Disease, Properties, Pathogenesis, Lab Diagnosis

Shigella: Disease, Properties, Pathogenesis, Lab Diagnosis

The causative agent of Bacillary dysentery, Shigella is a member of family Enterobacteriaceae. It is non-motile, non-lactose fermenter.

Campylobacter Jejuni: Disease, Properties, Lab Diagnosis

Campylobacter Jejuni: Disease, Properties, Lab Diagnosis

The most common cause of gastroenteritis worldwide, Campylobacter is a curved, gram-negative rod. It is an oxidase-positive microaerophile.

Food Poisoning: Definition, Causative Agents

Food Poisoning: Definition, Causative Agents

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Enterohemorrhagic Escherichia coli (EHEC)

EHEC can cause severe foodborne diseases; diarrhea or hemorrhagic colitis. It can not ferment sorbitol. EHEC O157:H7 is a major strain.