Iridium (Ir-192)
Treatment:
No FDA-approved countermeasures
For NCRP suggestions, see REMM online
http://www.remm.nlm.gov/int_contamination.htm
Ionizing radiation decay mode:
β, γ
Radioactive half-life:
74 days
Biological half-life:
50 days
Major exposure pathways:
N/A
Focal accumulation:
Spleen