LH, Pediatrics
Test Code
36086
83002
Clinical Significance
LH, Pediatrics - 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).
Test Resources
None found for this test
Please visit our Clinical Education Center to stay informed on any future publications, webinars, or other education opportunities.
Please visit our Clinical Education Center to stay informed on any future publications, webinars, or other education opportunities.
Test Details
Methodology
Immunoassay (IA)
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Reference Range(s)
| Age | Males (mIU/mL) | Females (mIU/mL) | |
| 0-2 Years | Not established | Not established | |
| 3-7 Years | ≤0.26 | ≤0.26 | |
| 8-9 Years | ≤0.46 | ≤0.69 | |
| 10-11 Years | ≤3.13 | ≤4.38 | |
| 12-14 Years | 0.23-4.41 | 0.04-10.80 | |
| 15-17 Years | 0.29-4.77 | 0.97-14.70 | |
| Tanner Stages | Males (mIU/mL) | Females (mIU/mL) | |
| I | ≤0.52 | ≤0.15 | |
| II | ≤1.76 | ≤2.91 | |
| III | ≤4.06 | ≤7.01 | |
| IV-V | 0.06-4.77 | 0.10-14.70 | |
Alternative Name(s)
LH, Ultrasensitive,LH, 3rd Generation
Preferred Specimen(s)
0.5 mL frozen serum
Minimum Volume
0.3 mL
Collection 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 Container
Transport tube
Transport Temperature
Frozen
Specimen Stability
- Room temperature: Unacceptable
- Refrigerated: Unacceptable
- Frozen: 28 days
Reject Criteria
Hemolysis • Icteric • Glass tubes
Setup Schedule
0.5 mL frozen serum
0.3 mL
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 tube
Frozen
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 28 days
Refrigerated: Unacceptable
Frozen: 28 days
Hemolysis • Icteric • Glass tubes