Test Code FSH Follicle-Stimulating Hormone (FSH)
Additional Codes
- Expanse Test Name:Follicle Stimulating Hormone
- Medinet Ref Code:FSH
- OV Code:CHEM*FSH
Performing Laboratory
St. Lukes Hospital Laboratory
Methodology
Paramagnetic Particle Chemiluminometric Immunoassay
Specimen Requirements
Draw blood in a plain, red-top tube(s) or a serum gel tube(s) preferred. Plasma from a lithium heparin is acceptable.
Spin down and refirgerate within 8 hours of draw. Send 1 mL of serum (or plasma). If there is a delay in transport of >48 hours, separate and send specimen frozen.
Unspun specimens must be transported at ambient temperature and arrive to the laboratory within one hour of draw.
Reference Values
Males: 1.4-18.1 mIU/mL (IU/L)
Females
Normal menstruation
Follicular phase: 2.5-10.2 mIU/mL (IU/L)
Midcycle peak: 3.4-33.4 mIU/mL (IU/L)
Luteal phase: 1.5-9.1 mIU/mL (IU/L)
Postmenopausal (untreated): 23.0-116.3 mIU/mL(IU/L)
Pregnant: <0.3 mIU/mL (IU/L)
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
CPT: 83001
LOINC: 15067-2