Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

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

POTASSIUM

ORDERING INFORMATION:
Sunquest Test Code:
K      Geisinger Epic Procedure Code: 84132.05         Geisinger Epic ID: 14403

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

SPECIMEN PROCESSING
Specimen processing instructions:
Plasma: Centrifuge at 1100-2000 g for a minimum of 10 minutes.
Serum: Allow to clot. Centrifuge at 1100-2000 g for a minimum of 10 minutes. Specimen must be centrifuged within 2 hours of collection. 
Transport temperature:
Spun specimen: Refrigerated (preferred). Unspun specimen: Room temperature (only).
Specimen stability:
Unspun whole blood (room temperature): 2 hrs. Spun SST: Refrigerated: 3 days. Spun PST: Refrigerated: 12 hours.
Rejection criteria:
Grossly hemolyzed specimens. Specimens not centrifuged within 2 hours of collection. Refrigerated unspun specimen. Stability limits exceeded.

TEST DETAILS
Reference interval:
3.5 - 5.1 mmol/L.
Critical values/courtesy alerts:
Below 2.5, above 6.5 mmol/L.
CPT code(s):
84132
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:
Potassium.
Methodology:
Potentiometric
Synonyms:
K
Clinical significance:
Potassium measurements are useful in monitoring electrolyte balance in the diagnosis and treatment of disease conditions characterized by low or high blood potassium levels. Potassium is elevated in adrenal cortical insufficiency, acute renal failure and in some cases of diabetic acidosis. Potassium is decreased in diuretic administration and renal tubular acidosis.
Doctoral Director(s:)
Hoi-Ying Elsie Yu, PhD, DABCC
Sheng-Ying (Margaret) Lo, PhD, DABCC    
Review Date: 09/06/2019

Performing Locations

Geisinger Medical Center

Performing laboratory: Automated Chemistry
Technical Lead: Mariana Moyer, Jared Shepherd
Frequency: Daily
Performed stat? Yes

Geisinger Wyoming Valley Medical Center

Performing laboratory: ATL+
Technical Lead: Sarah McGowan    
Frequency: Daily    
Performed stat? Yes

Geisinger Shamokin Area Community Hospital

Performing laboratory: Chemistry
Technical Lead: Kelly Alleman    
Frequency: Daily    
Performed stat? Yes

Geisinger Bloomsburg Hospital

Performing laboratory: Chemistry
Technical Lead: Robyn Stokes  
Frequency: Daily    
Performed stat? Yes

Geisinger Community Medical Center

Performing laboratory: Chemistry
Technical Lead: Ann Mack, Deborah Dempsey  
Frequency: Daily    
Performed stat? Yes

Geisinger Lewistown Hospital

Performing laboratory: Chemistry
Technical Lead: Melissa Forsythe  
Frequency: All shifts    
Performed stat? Yes

Geisinger Holy Spirit Hospital

Performing laboratory: ATL+
Technical specialist: Hadeel Naghnaghieh    
Frequency: Daily, all shifts    
Performed stat? Yes

Geisinger Jersey Shore Hospital

Performing laboratory: Chemistry
Technical specialist: Brenda Shuman-Johnson    
Frequency: Daily, all shifts    
Performed stat? Yes

Geisinger South Wilkes-Barre

Technical specialist: Bernadette Johnson    
Frequency: Daily, all shifts    
Performed stat? Yes
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*GMC - Geisinger Medical Center; GWV - Geisinger Wyoming Valley Medical Center; GSACH - Geisinger Shamokin Area Community Hospital; GBH - Geisinger Bloomsburg Hospital;
GCMC - Geisinger Community Medical Center (Scranton); GLH - Geisinger Lewistown Hospital; GHS - Geisinger Holy Spirit; GJSH - Geisinger Jersey Shore Hospital,
GSWB - Geisinger South Wilkes-Barre