tsh receptor blocking activity was only detected in primary hypothyroidism with the following characteristics : ( i ) such activity was present in only 16 % of the patients ( both goitrous , i.e . hashimoto 's thyroiditis , and non-goitrous , i.e . primary myxoedema ) , and in three patients with previously active graves ' hyperthyroidism who had become hypothyroid .
C0700502
primary hypothyroidism
C0020676
hypothyroid