is croup hereditary

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Chet - posted on 09/30/2014

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Croup is typically caused by a virus. So no, it's not a genetic (or hereditary) disease.

However, there may be hereditary factors that make a child more susceptible to the virus... or more likely to have the infection move into their lungs.

Jodi - posted on 09/30/2014

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Croup is generally caused by a viral infection. So no, not hereditary.

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