Test Code N.LH LUTEINIZING HORMONE
Methodology
Automated Chemistry Analyzer
Specimen Requirements
Serum or Plasma
Container: SST tube ONLY
Specimen Collection: 1 mL (minimum 0.5 mL)
- Allow specimen to clot completely. Separate serum (SST) from cells within 24 hours and transport refrigerated.
- Properly label tube with patient's name, DOB, requisition number and type of tube, i.e. SST.
Specimen Transport/Stability
Refrigerated: 24 hours on gel, 7 days poured off
Specimen Rejection
1. Grossly hemolyzed
2. Wrong type of tube
3. Lipemic samples
Maximum Laboratory Time
1 - 2 days
Reference Ranges
LH | mIU/mL |
Males | 0.6 - 12.1 |
Females | |
Follicular | 1.8 - 11.8 |
Mid-cycle | 7.6 - 89.1 |
Luteal | 0.6 - 14.0 |
Post menopausal | 5.2 - 62.0 |
Day(s) Test Set Up
Daily
Test Classification and CPT Coding
83002