Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

ALDOSTERONE/PLASMA RENIN ACTIVITY RATIO, LC/MS/MS

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB1542         Geisinger Epic ID: 26816

SPECIMEN COLLECTION
Specimen type:
Plasma
Preferred collection container:
Alternate Collection Container:
6 mL pink-top K2 EDTA tube
Specimen required:
1.8 mL aliquot plasma; minimum 0.8 mL. Please submit a separate frozen aliquot for this test. It may not be combined with any other test requiring a frozen aliquot.
Special notes:
Patient should be ambulatory for 30 minutes before draw.
Patient preparation:
Patient should refrain from taking medications preferably three (3) weeks before collection. Patient should be ambulatory for 30 minutes before collection. Patient should be on a moderate sodium diet during collection.

SPECIMEN PROCESSING
Specimen processing instructions:
Centrifuge and separate blood at room temperature. Avoid refrigerated temperatures to eliminate cryoactivation of prorenin to renin. Freeze and ship frozen samples on dry ice. 
Transport temperature:
Frozen.
Specimen stability:
Room temperature: 24 hours. Refrigerated: 24 hours. Frozen: 28 days.
Rejection criteria:
Room temperature and refrigerated specimens unacceptable. Plasma collected in plasma separator tube unacceptable.

TEST DETAILS
Reference interval:
Accompanies report.
CPT code(s):
82088, 84244
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Aldosterone, plasma renin activity.
Methodology:
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Synonyms:
ARENR, Aldosterone renin ratio
Quest test code 16845

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Sunday – Friday; Report available 4-6 days    
Performed stat? No
Locations  |    Search  |    Site Map |   Contact Us
©2000-2021 Geisinger Health System.   All rights reserved.