110
LARSENetal.
90r
?
40Fr
a
3
30 F
&
.
XY
x
x
<
20Ff
a
1OF
FIG.1. Basal piasma TSH and TRH-stimulated TSH
in euthyroid Marshallese and in four exposed subjects
with biochemical evidence of impaired thyroid
function. Plasma was obtained 20 min after infusion
of 500 ug TRH. The upper limits of the normal range
are indicated by the shadedbars.
wee.
0 BASAL
AFTER
TRH
TABLE Vil. CHARACTERISTICS OF MARSHALLESE WITH BIOCHEMICAL
_EVIDENCE OF THYROID DYSFUNCTION
Subject
ase ire
pe
Estimated
thyroid dose
(rads)
Normal values
14
7
78
4
16
28
37
38
2 Not tested.
ay
i
‘
‘
5
fa
2
oy my
OS
Seg Be
i
é
tae
&
er
8
335-810
335
335
335
Ts Increment
STUTs
ee
§-10.2
0.85-—1.10
1.6-6.8
5.3
5.2
6.1
7.4
0.97
0.98
0.82
0.79
0.8
N.T.?
0.8
0.9
(ug/dl)
24h p TSH
(ug/dl)