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Secondary Infection

A secondary infection is a bacterial or viral illness that develops following a first illness. The second infection may develop because a person's immune system is stressed or weakened.

The secondary infection may prolong the first infection or make it more severe.

ByHealthwise Staff
Primary Medical ReviewerWilliam H. Blahd, Jr., MD, FACEP - Emergency Medicine
Specialist Medical ReviewerDavid Messenger, MD
Last RevisedJanuary 10, 2012

WebMD Medical Reference from Healthwise

Last Updated: January 10, 2012
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