Infectious Mononucleosis: Likelihood Ratios

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The likelihood ratios of findings for Infectious Mononucleosis are listed below. See the left navigation bar to change the display.

Good Positive and Negative Likelihood Ratios

Lymphocytosis

0.2

Study: Ebell, M. H., Call, M., Shinholser, J., & Gardner, J. (2016). Does This Patient Have Infectious Mononucleosis? JAMA, 315(14), 1502. doi:10.1001/jama.2016.2111

Good Positive Likelihood Ratio

Leukocytosis

3.1

0.7

Study: Ebell, M. H., Call, M., Shinholser, J., & Gardner, J. (2016). Does This Patient Have Infectious Mononucleosis? JAMA, 315(14), 1502. doi:10.1001/jama.2016.2111

Tonsillar Exudate

2.1

0.8

Study: Ebell, M. H., Call, M., Shinholser, J., & Gardner, J. (2016). Does This Patient Have Infectious Mononucleosis? JAMA, 315(14), 1502. doi:10.1001/jama.2016.2111

Poorly Diagnostic Findings

Finding	+LR	-LR	Comments, Study
Pharyngeal Exudate	1.9	0.9	Study: Ebell, M. H., Call, M., Shinholser, J., & Gardner, J. (2016). Does This Patient Have Infectious Mononucleosis? JAMA, 315(14), 1502. doi:10.1001/jama.2016.2111
Rash	0.8	1	Study: Ebell, M. H., Call, M., Shinholser, J., & Gardner, J. (2016). Does This Patient Have Infectious Mononucleosis? JAMA, 315(14), 1502. doi:10.1001/jama.2016.2111
Sore throat	Sensitivity = 81%		Study: Ebell, M. H., Call, M., Shinholser, J., & Gardner, J. (2016). Does This Patient Have Infectious Mononucleosis? JAMA, 315(14), 1502. doi:10.1001/jama.2016.2111
Fever	Sensitivity = 72%		Study: Ebell, M. H., Call, M., Shinholser, J., & Gardner, J. (2016). Does This Patient Have Infectious Mononucleosis? JAMA, 315(14), 1502. doi:10.1001/jama.2016.2111
Headache	Sensitivity = 66%		Study: Ebell, M. H., Call, M., Shinholser, J., & Gardner, J. (2016). Does This Patient Have Infectious Mononucleosis? JAMA, 315(14), 1502. doi:10.1001/jama.2016.2111
Splenomegaly	Sensitivity = 26%		Study: Ebell, M. H., Call, M., Shinholser, J., & Gardner, J. (2016). Does This Patient Have Infectious Mononucleosis? JAMA, 315(14), 1502. doi:10.1001/jama.2016.2111
Hepatomegaly	Sensitivity = 15%		Study: Ebell, M. H., Call, M., Shinholser, J., & Gardner, J. (2016). Does This Patient Have Infectious Mononucleosis? JAMA, 315(14), 1502. doi:10.1001/jama.2016.2111