| Name | LH |
| Specimen requirements | 1 ml of serum |
| Clinical utility | hormonal dysregulation |
| Methodology | CLIA (chemiluminescence immunoassay) |
| Reference ranges | f: Follicular phase: 1.80-11.8 U/l, Midcyclical: 7.59-89.1 U/l, Luteal phase: 0.56-14.0 U/l, Postmenopausal (without hormone replacement therapy): 5.16-62.0 U/l, m: 0.57-12.1 U/l, Children: see findings report |