Mondo Description Isolated thyroid-stimulating hormone (TSH) deficiency is a type of central congenital hypothyroidism, a permanent thyroid deficiency that is present from birth, characterized by low levels of thyroid hormones due to a deficiency in TSH synthesis.

Disease Ontology Description A congenital hypothyroidism characterized by a permanent thyroid deficiency present at birth and resulting from deficiency in TSH synthesis that has_material_basis_in homozygous mutation in the TSHB gene on chromosome 1p13.