Alpha-Subunit Pituitary Tumor Marker, Serum
| Abbrev Code: | ASBPTM | ||
| Order Code: | LAB6777 | Order Name: | Alpha-Subunit Pituitary Tumor Marker |
| Methodology: | Immunochemiluminescent assay | ||
| CPT Codes: | 82397 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported within 1-7 days. | ||
| Compliance: | This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration. |
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Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 0.9 mL |
| Container: | Red (no gel) Alternate Containers: Red or gold (gel) |
| Causes for Rejection: | Gross hemolysis |
Processing and Shipping
| Specimen Processing: | Centrifuge and aliquot 1 mL, 0.35 mL minimum. Store frozen. |
| Shipping Instructions: | Ship frozen |
| Stability: | 7 days at refrigerated temperature; 90 days frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (Mayo Medical Laboratories) |
| Referral Lab number: | APGH |
Interpretive
| Reference Range: |
Pediatric
Adult
Pediatric and adult reference values based on Mayo studies.
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| Use: | Differential diagnosis of thyrotropin-secreting pituitary tumor versus thyroid hormone resistance. Differential diagnosis of constitutional delay of puberty versus hypogonadotropic hypogonadism. |
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