How worried should i be? radioimmunoassay query

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SUMMARY

This discussion centers on concerns regarding exposure to I-125 labeled insulin during a radioimmunoassay. The individual accidentally touched their face with a contaminated glove and recorded a Geiger counter reading slightly above background levels. The demonstrator reassured them, stating that as long as the reading remains below 10, there is no cause for alarm. Experts in the discussion emphasize that the risk from I-125 is minimal compared to the panic-induced health risks, highlighting the body's resilience to low-level radiation exposure.

PREREQUISITES
  • Understanding of radioimmunoassay techniques
  • Knowledge of I-125 as a radioactive tracer
  • Familiarity with Geiger counter usage and radiation measurement
  • Basic concepts of radiation safety and health risks
NEXT STEPS
  • Research the safety protocols for handling radioactive materials in laboratory settings
  • Learn about the biological effects of I-125 and its medical applications
  • Study the psychological impacts of radiation exposure anxiety
  • Explore radiation safety guidelines from organizations like the Nuclear Regulatory Commission (NRC)
USEFUL FOR

This discussion is beneficial for laboratory technicians, health physicists, and anyone involved in handling radioactive materials, as well as individuals seeking to understand the psychological effects of radiation exposure fears.

studentman
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hi guys

just a quick query i am hoping someone can help me with.

i was working on a radioimmunoassay with I-125 labelled insulin as a tracer and accidently touched my face with my contaminated glove.

at the end of the practical I checked my face and the work station with the geiger counter (background radiation being about 5). However the reading on my face was higher than that on the table. It was just above 5 on my face and much lower on the table.

i told the demonstrator but she said don't worry as long as the reading does not shoot up to 10. but i did not tell her i touched my face because i was already panicking so much by then so i just left.

this caused me to fly into a panic and i have been so depressed i ended up in hospital. i have ended up eating and drinking but had not washed my face for days due to a deep depression.

now i am well scared that i may have ingestion some I-125 and it has been on my face so long...it can cause cancer right?

any words of reassurance welcome

thanx in advance guys...is I-125 safer than i think?
 
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If you have ended in hospital that means your panic have put you at much higher risk than radioactive iodine. My bet is that amounts you could have on the glove were much lower than amounts used during therapy, where I-125 is routinely administered.

Don't worry, while security measures are necessary to lower the risks, our bodies are quite strong and they have millions of years of evolutionary experience of dealing with dangers.

--
methods
 

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