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Radiation protection of radiosensitive populations
1Arizona State University, Tempe 85287-2701, USA.
Health Physics
|April 1, 1997
Summary
Approximately 10% of the population may be radiosensitive, but current radiation protection limits for the average individual should remain. Identifying radiosensitive workers is important for providing risk information and dose reduction strategies.
Area of Science:
- Radiation biology
- Occupational health
- Genetics
Background:
- Radiosensitive populations have increased cancer risk from radiation.
- This includes individuals with genetic predispositions or diseases like ataxia telangiectasia.
- Radiation is a weak carcinogen compared to diet and smoking.
Purpose of the Study:
- To evaluate the implications of radiosensitive populations for occupational radiation protection.
- To determine if current radiation protection limits need adjustment.
- To establish guidelines for managing radiosensitive workers.
Main Methods:
- Review of scientific literature on radiosensitivity and cancer risk.
- Analysis of existing radiation protection standards.
- Discussion of occupational health management strategies.
Main Results:
- Radiosensitive individuals constitute about 10% of the population.
- Age and genetic predisposition are more significant factors than radiosensitivity.
- Current radiation protection limits, based on average individuals, are deemed appropriate.
- Workers should be permitted to declare radiosensitivity.
Conclusions:
- Current radiation protection limits should be maintained.
- Radiosensitive workers should receive additional information on risks and dose reduction.
- Declared radiosensitivity should not alter employment terms or conditions.