Thyroid Stimulating Hormone, TSH
337
Information
TSH – For differential diagnosis of primary, secondary, and tertiary hypothyroidism. Also useful in screening for hyperthyroidism. This assay allows adjustment of exogenous thyroxine dosage in hypothyroid patients and in patients on suppressive thyroxine therapy for thyroid neoplasia.
Synonyms: Thyrotropin, Third-generation TSH, Thyroid Stimulating Hormone
Methodology
Immunoassay (IA)
Specimen Required
SST, minimum volume 1 mL
CPT Code(s)
84443