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LH (Luteinizing Hormone), Timed (9 Samples) Pediatrics (Client 9533)
Test Code4776
CPT Codes
83002 (x9)
Preferred Specimen
0.5 mL serum [x9]
Minimum Volume
0.3 mL [x9]
Instructions
Collect blood specimens in red-top tube (no gel) or serum separator tube (plastic) and separate the serum immediately. Sample may be drawn in a serum separator red-top glass tube, but not submitted in this tube. Freeze immediately and submit to laboratory frozen.
Transport Temperature
Frozen
Specimen Stability
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 28 days
Refrigerated: Unacceptable
Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Icteric • Glass tubes
Methodology
Immunoassay (IA)
Setup Schedule
A.M. Sets up 5 days a week.
Clinical Significance
LH is useful in evaluating gonadal dysfunction and assessing ovulation and infertility. LH is often interpreted with other laboratory tests such as Follicle Stimulating Hormone (FSH).
