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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