Testicular Function Profile I
Use
The Testicular Function Profile I is used to evaluate the hormonal function of the testes, which is crucial for assessing male reproductive health. It includes measurements of key hormones such as follicle-stimulating hormone (FSH), luteinizing hormone (LH), prolactin, and testosterone. These hormones play important roles in regulating male fertility, libido, and overall endocrine function. Abnormal levels of these hormones may indicate various conditions such as hypogonadism, infertility, pituitary disorders, or other endocrine dysfunctions.
Special Instructions
It is important to indicate the patient's age on the request form, as age-related reference ranges apply. Patients should be queried about biotin supplementation, as high-dose biotin can interfere with the test results. It is recommended that biotin consumption be discontinued at least 72 hours before sample collection.
Limitations
This test may be subject to interference from biotin supplementation. It is designed to evaluate hormone levels pertinent to testicular function, but the results should be interpreted by a qualified healthcare provider in the context of the patient's clinical presentation and history. Additional tests or clinical assessments may be necessary for a comprehensive evaluation of the patient's endocrine health.
Methodology
Immunoassay (ECLIA)
Biomarkers
LOINC Codes
- 2986-8
- 10501-5
- 15067-2
- 2842-3
Result Turnaround Time
1 day
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
1.5 mL
Minimum Volume
0.8 mL
Container
Red-top tube or gel-barrier tube
Collection Instructions
If a red-top tube is used, transfer separated serum to a plastic transport tube.
Patient Preparation
Patients should be cautioned to stop biotin consumption at least 72 hours prior to the collection of a sample.
Storage Instructions
Refrigerate
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 3 days |
| Refrigerated | 5 days |
| Frozen | 14 days |