ESTIMATION OF I-131 DOSE TO LACTATING BREAST
(\s
@ Recovery in milk
0.03 - 26.8% (Weaver and Dobson, 1960)
<10% (Chiba and Ichikawa, 1968)
e@ Transfer coefficient and time integral
fy = 0.1 d/l
be
Th = 10° d/m
e@ Assume equivalence of time integrals
Tl = 10% d/g
e Dose factor
DF = 10 d/g x 0.2 MeV x 61.2 rad per (uCi-d/g)-MeV
= 1.0 x 10° rad/,Cl
LRA=16°