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.

Is it an emergency?

If you or someone in your care has chest pains, difficulty breathing, or severe bleeding, it could be a life-threatening emergency. Call 9-1-1 or the local emergency number immediately.
If you are concerned about a possible poisoning or exposure to a toxic substance, call Poison Control now at 1-800-567-8911.

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