our results suggest that 1 ) there is no correlation between tt4 , tt3 , elevated tbg and ft3 determined directly or by calculation , 2 ) basal tsh values seem to indicate possible hypothyroidism in elderly persons which is correlated with elevated cholesterol levels and 3 ) ft3 measured directly subdivides this metabolic state into three groups possibly depending on the intracellular concentration of t4 .
C0040132
tbg
C0020676
hypothyroidism