Page 141 - Radiation Safety

Acute (Short Term) Somatic Effect

• 4-5 Sv : 1st day - patient vomits & feel dizzy followed by other signs of
radiation injury. 50% of patient died within a period of a month. Death

caused by other infection (septicemia)due to lowering of WBC, reduce
immune system.

• 5.4 - 5.7 Sv: Vomiting & dizziness in 100% patient within 4 hours of

accidents/exposures followed by other sign of radiation injury. 100% death
may occurs. Survivor can only be confirmed after 6 months.

• 10 Sv: Vomiting and dizziness in all involved and maybe none will survive.

This level of radiation can destroy nervous system completely, basic
functions of the body to cease functioning, e.g. brain no longer able to carry

out task, breathing no longer controlled etc