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3995 Microbiology

A previously healthy 11 year old girl develops a gastrointestinal infection with cramping and watery stools. After several days, she begins to pass blood per rectum, and is hospitalized for dehydration. In the hospital, she is noted to have decreasing urine output with rising blood urea nitrogen (BUN). Total blood count reveals anemia and thrombocytopenia, and the peripheral smear is remarkable for fragmented red cells (schistocytes). Infection with which of the following bacterial genera is most likely responsible for this syndrome?

ACampylobacter
BClostridium
CSalmonella
DShigella
Microbiology
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3996 Microbiology

A known HIV positive patient is admitted in an isolation ward after an abdominal surgery following an accident. The resident doctor who changed his dressing the next day found it to be soaked in blood. Which of the following would be the right method of choice of discarding the dressing?

APour 1% hypochlorite on the dressing material and send it for incineration in a appropriate bag
BPour 5% hypochlorite on the dressing material and send it for incineration in a appropriate bag
CPut the dressing material directly in an appropriate bag and send for incineration
DPour 2% lysol on the dressing material and send it for incineration in a appropriate bag
Microbiology
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