17-OH-Pregnenolone
Label Mnemonic: 17PREG
Epic Lab Code: LAB2503
Downtime Form: A-1a Miscellaneous Request
Commercial Mail-out Laboratory
5231 RCP
356-8593
Specimen(s):
Serum
Collection Medium:
Red top tube 5 mL (Clot Activator)
Minimum:
Preferred Minimum: TWO 0.5 mL serum specimens
Absolute Minimum: 0.25 mL serum (no repeat analysis with this volume)
Rejection Criteria:
Ambient and refrigerated specimens.
Delivery Instructions:
Deliver to laboratory immediately after collection. Critical frozen.
Turn Around Time:
1-4 days upon receipt at reference laboratory
Reference Range:
Females
Premature (26-28 weeks): 1219-9799 ng/dL
Premature (29-36 weeks): 346-891l ng/dL
Full Term (1-5 months): 229-3104 ng/dL
6 months - 364 days: 46-1499 ng/dL
1-2 years: less than or equal to 401 ng/dL
3-6 years: less than or equal to 281 ng/dL
7-9 years: less than or equal to 212 ng/dL
10-12 years: less than or equal to 398 ng/dL
13-15 years: less than or equal to 407 ng/dL
16-17 years: less than or equal to 423 ng/dL
18 years and older: Less than 226 ng/dL
Tanner Stage I: less than or equal to 235 ng/dL
Tanner Stage II: less than or equal to 367 ng/dL
Tanner Stage III: less than or equal to 430 ng/dL
Tanner Stage IV-V: less than or equal to 412 ng/dL

Males
Premature (26-28 weeks): 1219-9799 ng/dL
Premature (29-36 weeks): 346-891l ng/dL
Full Term (1-5 months): 229-3104 ng/dL
6 months - 364 days: 46-1499 ng/dL
1-2 years: less than or equal to 482 ng/dL
3-6 years: less than or equal to 290 ng/dL
7-9 years: less than or equal to 187 ng/dL
10-12 years: less than or equal to 392 ng/dL
13-15 years: 35-465 ng/dL
16-17 years: 32-478 ng/dL
18 years and older: Less than 442 ng/dL
Tanner Stage I: less than or equal to 208 ng/dL
Tanner Stage II: less than or equal to 355 ng/dL
Tanner Stage III: less than or equal to 450 ng/dL
Tanner Stage IV-V: 35-478 ng/dL
Methodology:
Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
CPT Code:
84143
 
See Additional Information:
Specimens Requiring Immediate Delivery