This preview shows page 1. Sign up to view the full content.
Unformatted text preview: Radiological Emergency Management Independent Study Course 3-22 An amount of radiation exposure which would be of little concern if spread throughout the entire body, may become a problem if concentrated in the thyroid. To prevent this exposure, you may be advised to take a thyroid blocking agent . A thyroid blocking agent is a pill, typically containing potassium-iodide. The thyroid blocking agent contains non-radioactive iodine which, when taken before or immediately after exposure to radioactive iodine, saturates the thyroid with non-radioactive iodine. Since additional iodine will not be absorbed by the thyroid, any radioactive iodine subsequently taken up by the body will remain spread throughout the body and will be quickly excreted. It must be understood that use of a thyroid blocking agent is not an adequate substitute for prompt evacuation or sheltering by the general population near a plant in response to a severe accident. Ingestion of a thyroid blocking agent will serve only to reduce the dose to the thyroid caused by intake of radioactive...
View Full Document
This note was uploaded on 01/29/2010 for the course MPA mpa1 taught by Professor Scotts during the Spring '10 term at Acton School of Business.
- Spring '10