Table 2.

Serum Tg level on LT4-suppressive treatment, as judged during the most recent examination in all patients.

Serum Tg level	GROUP A	GROUP B	GROUP C
No	86	128	95
Median	0,1 ng/ml	0,17 ng/ml	0,17 ng/ml
Higher than 0,17 ng/ml	21%	28%	29%
Maximal	1,1 ng/ml	6,4 ng/ml	8,15 ng/ml
Number of patients showing Tg>1 ng/ml	1	4*	4*

*In none of the patients the extended evaluation, including ¹³¹I scan, revealed disease foci.