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Order Code LAB201 Follicle Stimulating Hormone (FSH), Serum

Additional Codes

Test Name in EPIC

EPIC Test Code           

Mnemonic

RV FOLLICLE STIMULATING HORMONE 

LAB201

FSH

 

Useful For

Evaluation of menstrual irregularities, predicting ovulation, diagnosing hypogonadism, evaluating infertility, and diagnosing pituitary disorders

Specimen Requirements

Specimen Type: Serum

Container/Tube: 

Preferred: SST

Acceptable: Plain, red-top tube

Specimen Volume: 1.0 mL

Minimum Volume: 0.5 mL

Specimen Stability

Specimen Type Temperature Stability                 
Serum Ambient 4 hours
  Refrigerated (preferred) 6 days
  Frozen 4 weeks

Reference Range

  • Female: 1.9 - 11.6 mIU/mL
    • Normal female follicular phase: 1.98 - 11.6
    • Normal female mid-cycle peak: 5.14 - 23.4
    • Normal female luteal phase: 1.38 - 9.58
    • Postmenopausal females: 21.5 - 131
  • Male:  1.6 - 9.74 mIU/mL
    • Normal males (aged 19–65): 1.55 - 9.74
  • Unspecified: No Established Reference Range

Specimens with biotin concentrations up to 3ng/mL demonstrated a less than or equal to 10% change in results. Serum biotin concentrations >3 ng/mL may falsely decrease FSH results.

For diagnostic purposes, the results should always be assessed in conjunction with the patient's medical history, clinical examination, and other findings.

Day(s) Test Set Up

Monday and Thursday

Performing Laboratory

Ridgeview Medical Center Laboratory

Methodology

Immunometric immunoassay