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THYROID STIMULATING HORMONE

Message
PLEASE NOTE: SAMPLE TYPE CHANGE as of 10/23/2018
Gold SST or LG-RED (serum) required.
 


Test Code
TSH


CPT Codes
84443

Preferred Specimen
PLASMA


Other Acceptable Specimens
SERUM


Transport Container
MINT


Transport Temperature
REF-2 DAYS


Setup Schedule
Set Up:
Report Available:


Reference Range
THYROID STIMULATING HORMONEuIU/mL 0Y 00M F 1.0-5.6 0Y 00M M 1.0-5.6 0Y 00M F 0.5-6.5 0Y 00M M 0.5-6.5 0Y 01M F 0.5-6.0 0Y 01M M 0.5-6.0 0Y 06M F 0.5-4.5 0Y 06M M 0.5-4.5 18 F 0.34-5.60 18 M 0.34-5.60


Clinical Significance
A thyroid-stimulating hormone (TSH) blood test is used for a differential diagnosis of primary hypothyroidism and hyperthyroidism from normal; differential diagnosis of primary hypothyroidism from secondary and tertiary hypothyroidism; thyroid function test (TSH is high in primary hypothyroidism, low in hyperthyroidism); evaluate hypothyroid patients receiving replacement doses of various thyroid hormone preparations; detect hypopituitarism; follow up on low T4 newborn screen results.


Performing Laboratory
LMH -  Chemistry  x3739 or 3764



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.