February 12, 2016

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Croup

Is croup contagious? How does croup spread?

Croup is contagious and is usually spread by airborne infectious droplets sneezed or coughed by infected children. When a healthy child inhales infectious droplets, symptoms can develop in two to three days. The infection can also be spread by infected mucus deposited on doors, furniture, toys, and other objects. A healthy child can become infected by accidentally touching the infectious mucus and transferring the infection into his/her mouth.

What is the incubation period for croup?

Most viral causes of croup have an incubation period of 24-72 hours between exposure to the virus and development of initial symptoms. Continue Reading

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Reviewed on 12/14/2015