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HelpTest Code FGNDR Gonadotropin Releasing Hormone (Gn-RH, Luteinizing Hormone-Releasing Hormone LT-RH)
Specimen Required
Patient Preparation: Patient should not be on any Steroids, ACTH, Gonadotropin, or Estrogen medications, if possible, for at 48 hours prior to collection of specimen.
Collection Container/Tube:
Preferred: Red Top
Acceptable: Serum gel or EDTA
Submission Container/Tube: Plastic vial
Specimen Volume: 3 mL
Collection Instructions:
1. Draw blood in plain red-top tube(s), serum gel tube(s) or EDTA is acceptable.
2. Centrifuge and aliquot 3 mL serum in a plastic vial.
3. Send frozen.
Reporting Name
Gonadotropin Releasing HormoneSpecimen Type
SerumSpecimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Frozen (preferred) | 180 days | |
| Refrigerated | 7 days |
Reject Due To
| Gross hemolysis | Reject |
| Gross lipemia | Reject |
| Gross icterus | Reject |
Reference Values
Male: 4.0-8.0 pg/mL
Female: 2.0-10.0 pg/mL
Day(s) Performed
Monday through Friday
Report Available
9 to 11 daysPerforming Laboratory
Inter Science InstituteTest Classification
This test was developed and its performance characteristics determined by Inter Science Institute. Values obtained with different methods, or kits cannot be used interchangeably with the results on this report. The result cannot be interpreted as absolute evidence of presence or absence of malignant disease.CPT Code Information
83727
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FGNDR | Gonadotropin Releasing Hormone | Not Provided |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| FGNDR | Gonadotropin Releasing Hormone | 13660-6 |