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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
FSH (Follicle Stimulating Hormone)
Test CodeFSH
Preferred Specimen
1 mL serum
Minimum Volume
0.5 mL
Other Acceptable Specimens
Heparinized plasma
Instructions
None
Transport Container
Serum separator tube (SST)
Transport Temperature
Refrigerated (cool packs)
Specimen Stability
Refrigerated: 7 days
Methodology
Immunoassay (IA)
Setup Schedule
24/7
Report Available
Same day
Limitations
Only third generation FSH testing is appropriate to assess gonadal dysfunction in non-adults (<18 years). Combined with luteinizing hormone (LH), FSH is useful in the diagnosis and management of infertility and in monitoring FSH suppressive therapy.
Reference Range
| Male | 1.5-12.4 | mIU/mL |
| Female | ||
| Follicular Phase | 3.5-12.5 | mIU/mL |
| Mid-Cycle Peak | 4.7-21.5 | mIU/mL |
| Luteal Phase | 1.7-7.7 | mIU/mL |
| Postmenopausal | 25.8-134.8 | mIU/mL |
Clinical Significance
This test is useful in the differential diagnosis of pituitary and gonadal insufficiency and in children with precocious puberty.
