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Special instruction: This test may exhibit interference when sample is collected from a person who is consuming a supplement with a high dose of biotin (also termed as vitamin B7 or B8, vitamin H, or coenzyme R). It is recommended to stop biotin consumption at least 72 hours prior to the collection of a sample.

Preparation instructions: None indicated

Description: Typically used to evaluated irregular menstrual periods or menstrual periods that have stopped , fertility issues, perimenopause/menopause, or other issues related to sexual and reproductive function.

Turnaround time: Expected turnaround is within one day, although this may vary depending on other tests ordered for the same blood draw, and expected variation with testing.

Results include:

  • Follicle-stimulating hormone (FSH)
  • Luteinizing hormone (LH)

Also known as:

  • FSH and LH
  • LH and FSH
  • Luteinizing Hormone (LH) and Follicle-stimulating Hormone (FSH)