Sign in →

17-OH Progesterone, Serum

Performing Laboratory

Esoterix, Inc.

Methodology

High-Pressure Liquid Chromatography-Tandem Mass Spectrometry (HPLC-MS/MS)

Specimen Requirements

Draw blood in gold-top serum gel tube(s). Spin down, separate serum from cells within 1 hour of draw, and send 1 mL (pediatric:  0.3 mL) of serum frozen in plastic vial.

Note:  Pediatric volume does not permit repeat analysis.

Reference Values

PREMATURE INFANTS

26-28 weeks (day 4):  124-841 ng/dL

31-35 weeks (day 4):  26-568 ng/dL

FULL-TERM INFANTS

Males

3 days:  7-77 ng/dL

1-11 months:  levels increase after the first week to peak values ranging from 40-200 ng/dL between 30 and 60 days. Values then decline to prepubertal range before 1 year.

Females

3 days:  7-77 ng/dL

1-11 months:  13-106 ng/dL

PREPUBERTAL CHILDREN

1-10 years:  3-90 ng/dL

  
PUBERTY

Males 

Tanner Stages

Age (Years)

Reference Range 

   

Stage 1

<9.8

3-90 ng/dL

Stage 2 

9.8-14.5

5-115 ng/dL

Stage 3 

10.7-15.4

10-138 ng/dL

Stage 4 

11.8-16.2

29-180 ng/dL 

Stage 5

12.8-17.3 

24-175 ng/dL 

        

 Females

Tanner Stages

Age (Years) 

 Reference Range

   

Stage 1

<9.2

3-82 ng/dL

Stage 2 

9.2-13.7

11-98 ng/dL

Stage 3 

10.0-14.4 

11-155 ng/dL

Stage 4 

10.7-15.6 

10-1,300 ng/dL

Stage 5

 11.8-18.6

20-265 ng/dL

Day(s) Test Set Up

Tuesday through Saturday

Test Classification and CPT Coding

83498