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Vanderbilt Pathology Laboratory Services

Test Directory



LUTEINIZING HORMONE BLOOD (LH)

Department: Esoteric Chemistry
Test Synonym(s): LH
CPT Codes: 83002
Methodology: Chemiluminescent Immunoassay
Reference Range: M/F 3-11mo: 0-2.9 mIU/mL , 1-9yrs: 0-<0.5 , 10-12yrs: 0-4.3 , 13-14yrs: 0-6.4; Males- 15-150yrs: 0.6-12, Females- 15-150yrs: See interpretive table. Normal Menstruating Females: Follicular Phase 1.8-11.8, Mid-Cycle Peak 7.0-89, Luteal Phase 0.5-14 Postmenopausal Females (no HRT): 5.0-62
Tube Type: Light green PST (Lithium Heparin with gel) tube - 4.5 mL
Specimen: Plasma
Pediatric Requirements: 2 light green top microtainers
Volume: 1.5 mL plasma
Minimum Volume: 0.6 mL plasma
Temperature: Refrigerate
Stability: After 24 hours separate serum/plasma from cells/gel separator. Refrigerated: 1 week; Frozen: 6 months
Reasons for Rejection: QNS
Days Performed: Daily
Times Performed: Continuous
TAT: 1 day

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