A physician calls the microbiology department for the results of a lower respiratory culture of a 15-year-old female with cystic fibrosis
The culture grows an oxidase-negative, motile, lysine-positive, non-lactose fermenter that presents as K/NC on TSI and an oxidase-positive, lysine-positive, non-lactose fermenter. Based on these results, you tell the physician she can potentially treat both organisms with
A) imipenem. B) polymyxin B.
C) an aminoglycoside. D) trimethoprim-sulfamethoxazole.
D
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The positive predictive value of a test is 92%. What does this tell us?
A) The condition is actually present in 92 out of every 100 people who test positive. B) The condition is present in 92 out of every 100 people with similar demographic and clinical characteristics. C) The test will give a negative result in 92 out of every 100 patients who do not have the condition. D) The test will provide a correct result 92 of every 100 times.
A rash, fever, and severe headache are the classic signs of a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).