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Geisinger Medical Laboratories Test Catalog
TSH |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB3204 Geisinger Epic ID: 7020 | |
SPECIMEN COLLECTION |
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Specimen type: |
Plasma or serum | |
Preferred collection container: |
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Alternate Collection Container: |
3 mL green/black top lithium heparin tube
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Specimen required: |
2 mL of serum or plasma; minimum 0.5 mL. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Allow serum to clot. Centrifuge to separate serum or plasma within 2 hours of collection. | |
Transport temperature: |
Refrigerated (preferred) or frozen. | |
Specimen stability: |
Refrigerated: 7 days. Frozen: 1 month. | |
Rejection criteria: |
Stability limits exceeded. | |
TEST DETAILS |
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Reference interval: |
0.27-4.2 uIU/mL |
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Additional information: |
Specimens containing human anti-mouse antibodies may affect results. | |
CPT code(s): |
84443 | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Test includes: |
Thyroid stimulating hormone (TSH). | |
Methodology: |
Electrochemiluminescence Immunoassay |
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Synonyms: |
Thyrotropin, Thryoid stimulating hormone TSH High sensitivity TSH
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Clinical significance: |
Decreased in primary hyperthyroidism; increased in primary hypothyroidism. | |
Doctoral Director(s:) |
Hoi-Ying Elsie Yu, PhD, DABCC Sheng-Ying (Margaret) Lo, PhD, DABCC |
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| Review Date: | 12/14/2022 | |
Performing Locations
Geisinger Wyoming Valley Medical Center
Geisinger Shamokin Area Community Hospital
Geisinger Community Medical Center
Geisinger Medical Center Muncy