| Synonyms:
| LH |
| Specimen: | Blood; (1) SST (serum separator) or Red (no preservative) top vacutainer tube. |
| Volume: | Full primary tube |
| Minimum Volume: | 200 microL serum |
| Collection: | If tube other than an SST is collected, transfer serum to a tightly capped plastic aliquot tube within 2 hours of collection for transport.
Stable at room tmeperature for 8 days; refrigerate at 2-8°C for 14 days; freeze for longer storage. |
| Rejection Criteria: | Improper labeling. |
| Reference Range: | See report. |
| Methodology: | Direct chemiluminometric |
| Test Use: | The primary clinical use of LH measurement is in evaluating the normalacy of the hypthalamic-pituitary-gonadal axis. Measurement of serum gonadotropin levels will allow for distinguishing between primary gonadal failure and deficient gonadal stimulation. |
| Additional Information: | No Additional Information Listed |
| Testing Includes: | |
| Testing Facility: | AnMed Laboratory |