Case Study 1

A 64-year old male with fever, malaise, and cough.

Nothing of clinical significance is isolated when the bronchial lavage fluid is cultured on blood agar plates. However, the organism grows well on charcoal yeast extract agar with blood.
Despite antimicrobial and supportive therapy, the patient subsequently develops multiorgan failure and dies after a protracted course.

Question 4 of 6

Which organism caused this disease?

A. Legionella pneumophila
B. Pseudomonas aeruginosa
C. Bordetella pertussis
D. Escherichia coli

The Biology Project
University of Arizona
Tuesday, August 4, 1998
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