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Comment & Response
September 11, 2018

Cold Agglutinins in Mycoplasma Infection

Author Affiliations
  • 1Weill Department of Medicine, Weill Cornell Medicine, New York, New York
JAMA. 2018;320(10):1038-1039. doi:10.1001/jama.2018.9249

To the Editor Dr Stein and colleagues described a patient with community-acquired pneumonia due to Mycoplasma pneumoniae infection who was found to have cold agglutinins on laboratory testing.1 Their statement that “the presence of cold agglutinins can be suggestive of [M pneumoniae] infection” seems misleading in light of the test characteristics they provided.

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