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Test Code FSH Follicle Stimulating Hormone, LAB86

Performing Laboratory

St. Luke's Hospital Laboratory, Cedar Rapids

Specimen Requirements

Container/Tube:  Gold-top serum or red-top serum tube

Specimen:  0.5 mL


  • Room temperature:  8 hours.  Do not use samples that have been stored at room temperature for longer than 8 hours.
  • Refrigeration (2°-8°C):  24 hours
  • Frozen (≤ -20°C): Undetermined.  Freeze samples only once and mix thoroughly after thawing.

Transport:  Refrigerated

Reference Values



Normally menstruating


Follicular Phase

2.5–10.2 mIU/mL

Midcycle Peak

3.4–33.4 mIU/mL

Luteal Phase

1.5–9.1 mIU/mL


< 0.3 mIU/mL


23.0–116.3 mIU/mL



13–70 years

1.4–18.1 mIU/mL


Useful For

FSH and LH play a critical role in maintaining the normal function of the male and female reproductive systems.

Day(s) Test Set Up

Tuesday and Friday

STAT testing available Monday through Friday, day shift only


Chemiluminescence Assay

Test Classification and CPT Coding