ARUP's Laboratory Test Directory

17-Hydroxypregnenolone Quantitative by LC-MS/MS, Serum or Plasma : 0092333

Mnemonic: OHPRGNLON

Methodology: Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed: Mon-Fri
Reported: 1-4 days
Specimen Required: Collect: Serum separator tube. Also acceptable: Plain red, lavender (EDTA), pink (K2EDTA), or green (sodium or lithium heparin).

Specimen Preparation: Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 0.5 mL serum or plasma to an ARUP Standard Transport Tube and freeze immediately. (Min: 0.25 mL)

Storage/Transport Temperature: CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.

Unacceptable Conditions: Refrigerated or room temperature specimens.

Stability (collection to initiation of testing): After separation from cells: Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 6 months
Reference Interval:
Age Female Male
Premature (26-28 weeks) 1219-9799 ng/dL 1219-9799 ng/dL
Premature (29-36 weeks) 346-891l ng/dL 346-891l ng/dL
Full Term (1-5 months) 229-3104 ng/dL 229-3104 ng/dL
6-12 months less than or equal to 917ng/dL less than or equal to 917ng/dL
13-23 months less than or equal to 592 ng/dL less than or equal to 592 ng/dL
2-4 years less than or equal to 280 ng/dL less than or equal to 249 ng/dL
5-6 years less than or equal to 350 ng/dL less than or equal to 319 ng/dL
7-9 years less than or equal to 212 ng/dL less than or equal to 187 ng/dL
10-12 years less than or equal to 398 ng/dL less than or equal to 392 ng/dL
13-15 years less than or equal to 407 ng/dL 35-465 ng/dL
16-17 years less than or equal to 423 ng/dL 32-478 ng/dL
18 years and older Less than 226 ng/dL Less than 442 ng/dL
Tanner Stage I less than or equal to 235 ng/dL less than or equal to 208 ng/dL
Tanner Stage II less than or equal to 367 ng/dL less than or equal to 355 ng/dL
Tanner Stage III less than or equal to 430 ng/dL less than or equal to 450 ng/dL
Tanner Stage IV-V less than or equal to 412 ng/dL 35-478 ng/dL

Interpretive Data:

See Compliance Statement B: www.aruplab.com/CS
CPT Code(s): 84143