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6837 Microbiology

A patient appeared in the emergency room with a submandibular mass. A smear was made of the drainage and a bewildering variety of bacteria were seen, including branched, Gram-positive rods. The most clinically appropriate action is

ADo no further clinical workup
BSuggest to the laboratory that low colony counts may reflect infection
CDetermine if fluorescent microscopy is available for the diagnosis of actinomycosis
DConsider vancomycin as an alternative drug
Microbiology
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