Patients Are Instructed to Collect Sputum Specimens in Such a Way

question 38

Multiple Choice

Patients are instructed to collect sputum specimens in such a way as to minimize contamination with normal microbiota from the mouth.A sputum specimen has arrived in the clinical laboratory and a Gram-stained smear of the specimen reveals a mixture of Gram-positive cocci,Gram-negative cocci,and Gram-positive bacilli as well as numerous squamous epithelial cells.This result indicates

• A)a poor quality specimen of primarily saliva and oropharyngeal microbiota.
• B)that the specimen has been properly collected and is representative of sputum.
• C)that the patient has a pneumonia caused by a mixture of different bacteria.
• D)that the patient has bacterial pneumonia rather than viral pneumonia.

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Definitions:

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