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Radiation Sickness


Radiation sickness (also called acute radiation syndrome) happens when a person is exposed to large amounts of radiation all at once.

Exposure to small amounts of radiation—like from an X-ray or CT scan—doesn't cause any symptoms. But exposure to large amounts of radiation all at once—like from a nuclear accident—may cause radiation sickness and death.

Symptoms of radiation sickness may include:

People who have been exposed to large amounts of radiation and have these symptoms need to see a doctor right away.

ByHealthwise Staff
Primary Medical ReviewerE. Gregory Thompson, MD - Internal Medicine
Specialist Medical ReviewerChristine Hahn, MD - Epidemiology
Last RevisedApril 16, 2013

eMedicineHealth Medical Reference from Healthwise

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