Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

PRE DIALYSIS BUN

ORDERING INFORMATION:
Sunquest Test Code:
BUNPRE      Geisinger Epic Procedure Code: 84520.07         Geisinger Epic ID: 17574

SPECIMEN COLLECTION
Specimen type:
Plasma
Preferred collection container:
Specimen required:
2 mL of plasma; minimum 0.2 mL.

SPECIMEN PROCESSING
Specimen processing instructions:
Centrifuge at 1100-2000 g for a minimum of 10 minutes. 
Transport temperature:
Refrigerated (preferred). Room temperature or frozen specimen also acceptable.
Specimen stability:
Room temperature: 7 days. Refrigerated: 7 days. Frozen: 1 year.
Rejection criteria:
Stability limits exceeded.

TEST DETAILS
CPT code(s):
84520
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:
Predialysis blood urea nitrogen (BUN).
Methodology:
Spectrophotometric (Colorimetric)
Kinetic UV
Clinical significance:
Predialysis BUN is utilized along with postdialysis BUN to evaluate dialysis efficiency.
Doctoral Director(s:)
Hoi-Ying Elsie Yu, PhD, DABCC
Sheng-Ying (Margaret) Lo, PhD, DABCC    
Review Date: 11/05/2018

Performing Locations

Geisinger Medical Center

Performing laboratory: Automated Chemistry
Technical Lead: Mariana Moyer, Jared Shepherd
Frequency: Daily, Monday - Sunday
Performed stat? No
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