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Aldosterone

Last Modified: 3/25/2009 6:41:56 PM


Specimen Requirements: 1.0 mL Serum from a Red Top Tube in a Plastic Vial
Collection Instructions: Draw Upright Specimens at least 1/2 hour after patient sits up

Do not collect in a Serum Separator Tube (SST or PST)
Minimum Volume: 0.25 mL
Temperature & Stability:

7 days Refrigerated
28 days Frozen
Reference Range: Premature infants:
(31-35 weeks)*:< or = 144 ng/dL
Term infants*: < or = 217 ng/dL 

Pediatric:
1-12 months: 2-70 ng/dL 
1-4 years: 2-37 ng/dL
5-9 years:< or = 9 ng/dL
10-13 years:< or = 21 ng/dL
14-17 years:< or = 35 ng/dL 

Tanner Stages
II-III Males: 1-13 ng/dL
II-III Females: 2-20 ng/dL
IV-V Males: 3-14 ng/dL
IV-V Females: 4-32 ng/dL 

Adult:
Upright 8:00-10:00 a.m.: < or = 28 ng/dL
Upright 4:00-_6:00 p.m.: < or = 21 ng/dL
Supine 8:00-10:00 a.m.: 3-16 ng/dL 
Methodology: Liquid Chromatography / Tandem Mass Spectrometry
Documentation: *Pediatric data from J Clin Endocrinol Metab. 1992;
75:1491 and J CLin Endocrinol Metab. 1989; 69:1133-1136.

PRODUCTION SCHEDULE

Turn Around Time: 3 to 6 days
Days Performed: Monday, Tuesday, Wednesday, Thursday, Friday
Sites Performed: Quest Diagnostics
PHL Test Code: ALDOS
Send Out Test Code: 53532 / 17181X
CPT Coding: 82088

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