Smallpox

When to Call a Doctor

In the past, severe chickenpox was often mistaken for smallpox. But there are numerous differences between chickenpox and smallpox. For example, the smallpox rash usually first appears in the throat and mouth or on the arms, and then moves to the torso. The chickenpox rash usually first appears on the torso.

• If a smallpox outbreak has occurred and you are concerned that you have symptoms of smallpox infection, call your local health department or 911 immediately for instructions. Because of the risk of spreading infection, do not go directly to a medical facility.

• If a smallpox outbreak has not occurred but you are concerned that you have symptoms of smallpox infection, call your health professional immediately to discuss your symptoms.

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Author:	Debby Golonka, MPH	Last Updated: January 31, 2007
Medical Review:	William M. Green, MD - Emergency Medicine Christine Hahn, MD - Epidemiology
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