label: familial hyperthyroidism due to mutations in TSH receptor
label_lc: familial hyperthyroidism due to mutations in tsh receptor
description: "Familial non-autoimmune autosomal dominant hyperthyroidism (FNAH) is a rare hyperthyroidism characterized by mild to severe hyperthyroidism, presence of goiter, absence of features of autoimmunity, frequent relapses while on treatment and a positive family history."