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SickKids

Progesterone

Alternate test name

Lab area
Clinical Biochemistry - Special
Method and equipment
LC-MS/MS
Expected turn-around time
14 days
Specimen type

500 uL Serum or Plasma

Specimen requirements
  • Collect 1mL whole blood, spin, separate and freeze (-20oC)
  • Specimens collected on an SST tube should be separated within 90 minutes of receipt.
  • Avoid repeated freeze-thaw cycles.
Storage and transportation

Frozen

Shipping information
The Hospital for Sick Children
Rapid Response Laboratory
555 University Avenue, Room 3642
Toronto, ON
Canada
M5G 1X8
Phone: 416-813-7200
Toll Free: 1-855-381-3212
Hours: 7 days/week, 24 hours/day
Background and clinical significance

Progesterone also known as P4 (pregn-4-ene-3,20-dione) is a C-21 steroid hormone involved in the female menstrual cycle, pregnancy (supports gestation) and embryogenesis of humans and other species. Progesterone belongs to a class of hormones called progestogens, and is the major naturally occurring human progestogen. Levels increase sharply during the luteal phase of the menstrual cycle. The level increases from 9 to 32 weeks of pregnancy.

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