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Hydroxyprogesterone, 17-

Item Value
Approval req'd? No
Available Stat? No
Test code 17HP
Performed by Quest
Sendout? Yes
Method LC/MS/MS
Collection Instructions Collect in red top tube only, Gold top is not acceptable
Container type Red top
Amount to Collect 2 mL blood
Sample type Serum
Preferred volume 1 mL serum
Min. Volume 0.3 mL serum
UCSF Rejection Criteria Collected in Gold top
Processing notes Order Quest # 17180.
Units ng/dL
Normal range
Premature Infants (31 – 35 weeks) ≤ 360 ng/dL
Term Infants (3 days) ≤ 420 ng/dL


Pediatric:
1 – 12 months 11 – 170 ng/dL
1 – 4 years 4 – 115 ng/dL
5 – 9 years ≤ 90 ng/dL
10 – 13 years ≤ 169 ng/dL
14 – 17 years 16 – 283 ng/dL


Pregnancy:
First Trimester 78 – 457 ng/dL
Second Trimester 90 – 357 ng/dL
Third Trimester 44 – 578 ng/dL


≥ 18 year old males:
8-30 years 32-307 ng/dL
31-40 years 42-196 ng/dL
41-50 years 33-195 ng/dL
51-60 years 37-129 ng/dL


≥ 18 year old females:
Follicular phase ≤ 185 ng/dL
Mid-cycle phase ≤ 225 ng/dL
Luteal phase ≤ 285 ng/dL
Postmenopausal ≤ 45 ng/dL
Synonyms 17-OH-progesterone
Stability Room temperature 2 days, refrigerated 1 week, frozen at -20C 2 years.
Turn around times Test run six days a week. Turnaround 3-6 days
Additional information To convert ng/dL to nmol/L (SI units) multiply by 0.0303.

17-Hydroxyprogesterone is elevated in patients with Congenital Adrenal Hyperplasia (CAH). CAH is a group of autosomal recessive diseases characterized by a deficiency of cortisol and an excess of ACTH concentration.
17 Hydroxyprogesterone is also useful in monitoring cortisol replacement therapy and in evaluating infertility and adrenal and ovarian neoplasms.
LOINC code 1668-3
Last Updated 2/14/2011 4:07:23 PM
Entry Number 542

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