A patient is bitten by a raccoon but displays no symptoms un…
A patient is bitten by a raccoon but displays no symptoms until about 6 weeks after the incident. The patient displays confusion and refuses to drink water. A week later the patient becomes unresponsive and dies. An autopsy was performed and Negri bodies were noted in the brain tissue. What is the most likely causative agent (M66-7, 13; Level 2)?
Read DetailsA mold organism is isolated from a sinus infection in a diab…
A mold organism is isolated from a sinus infection in a diabetic patient. Observation under the microscope of the growth shows wide sparsely septate hyphae with no rhizoids; the condidiophore ends in a small round top. The colony is dark brown to black and grew very fast. What is the identification of this organism (M60-11, 17, 21; Level 3)?
Read DetailsAn oval, thin-shelled egg is observed on an ova and parasite…
An oval, thin-shelled egg is observed on an ova and parasite exam. The egg contains a clearly visible, eight cell staged embryo. The egg is non-operculated and is approximately 60×40 um in size. Which of the following organisms is NOT the causative agent (M50-10; Level 3)?
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