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Epic Code LAB114 Potassium, Blood Level

Test Name Alias

Potassium Blood Level | K+ | 8156

Interface Order Alias

10057

Specimen Requirements

Specimen Collection: Blood

Container(s): 4.5 mL Mint Green Top (Lithium Heparin Gel) or 5.0 mL Gold Top (Serum Separator-SST Gel)

Preferred Volume to Collect: 4.5 mL

Minimum Volume to Collect: 1.0 mL

Neonate Volume to Collect: 1.0 mL

Capillary collect ok? Yes

Microtainer acceptable: Yes

 

Collection Instructions:

  • Avoid hemolysis.
  • Avoid gross lipemia
  • After collection, gently invert tube 8-10 times.
  • Specimen should be processed within 2 hours – See Processing Instructions.

Processing Instructions (Laboratory, Outpatient or Off-site Collection):

Processed Specimen: Plasma or Serum

Centrifuge/Spin: Yes

Aliquot: Yes

Processing Instructions:

  • Plasma is preferred specimen type
  • Green Tube/Plasma: Centrifuge after collection.
  • Gold Tube/Serum: Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours
  • Minimum processed specimen volume: 0.5 mL plasma or serum

Transport Temperature: Refrigerated

Specimen Transport Temperature

Refrigerate

Special Instructions

Avoid hemolysis

Specimen Stability

Ambient: 8 hours

Refrigerate: 72 hours

Frozen: aliquot plasma/serum for longer storage

Laboratory Retention: 72 hours

Test Frequency

Available 24 hours, usual TAT 1 day.

Reference Range

0 up to 3 Days: 4.5 – 6.5 mmol/L
3 Days up to 3 Months: 3.8 – 5.5 mmol/L
3 Months and up: 3.4 – 5.0 mmol/L

 

Laboratory Critical Values Table

Performing Department

CHEMISTRY

Performing Department Laboratory Location

Spectrum Health Regional Laboratory, Grand Rapids, MI
Spectrum Health Big Rapids Laboratory, Big Rapids, MI
Spectrum Health Blodgett Laboratory, Grand Rapids, MI
Spectrum Health Gerber Laboratory, Fremont, MI
Spectrum Health Kelsey Laboratory, Lakeview, MI
Spectrum Health Ludington Laboratory, Ludington, MI
Spectrum Health Pennock Laboratory, Hastings, MI
Spectrum Health Reed City Laboratory, Reed City, MI
Spectrum Health United Laboratory, Greenville, MI
Spectrum Health Zeeland Laboratory, Zeeland, MI

Methodology

Ion-Selective Electrode

CPT

84132-LAB-POTASSIUM LEVEL

CDM Code

4058156

Epic Test ID

1230101060

LOINC

Potassium Lvl: 2823-3

Beaker LOINC

HEMOLYSIS INDEX: N/A
LIPEMIA INDEX, SERUM: N/A
POTASSIUM LEVEL: 2823-3

Reviewed Date

3/23/2022

Beaker Names

Beaker Procedure Name: POTASSIUM
Beaker Display Name: Potassium, Blood Level
BEAKER TEST NAME: POTASSIUM
BEAKER TEST REPORT NAME: Potassium

Beaker Synonyms

No synonym on file

Beaker Location, Container and Temperature

BW CHEMISTRY: GREEN LI HEPARIN PST TUBE R (Preferred)-Refrigerated
BW CHEMISTRY: GOLD TOP SST TUBE R (Acceptable)-Refrigerated
BL CHEMISTRY: GREEN LI HEPARIN PST TUBE R (Preferred)-Refrigerated
BL CHEMISTRY: GOLD TOP SST TUBE R (Acceptable)-Refrigerated
BR CHEMISTRY: GREEN LI HEPARIN PST TUBE R (Preferred)-Refrigerated
BR CHEMISTRY: GOLD TOP SST TUBE R (Acceptable)-Refrigerated
GM CHEMISTRY: GREEN LI HEPARIN PST TUBE R (Preferred)-Refrigerated
GM CHEMISTRY: GOLD TOP SST TUBE R (Acceptable)-Refrigerated
KL CHEMISTRY: GREEN LI HEPARIN PST TUBE R (Preferred)-Refrigerated
KL CHEMISTRY: GOLD TOP SST TUBE R (Acceptable)-Refrigerated
LH CHEMISTRY: GREEN LI HEPARIN PST TUBE R (Preferred)-Refrigerated
LH CHEMISTRY: GOLD TOP SST TUBE R (Acceptable)-Refrigerated
PH CHEMISTRY: GREEN LI HEPARIN PST TUBE R (Preferred)-Refrigerated
PH CHEMISTRY: GOLD TOP SST TUBE R (Acceptable)-Refrigerated
RC CHEMISTRY: GREEN LI HEPARIN PST TUBE R (Preferred)-Refrigerated
RC CHEMISTRY: GOLD TOP SST TUBE R (Acceptable)-Refrigerated
UN CHEMISTRY: GREEN LI HEPARIN PST TUBE R (Preferred)-Refrigerated
UN CHEMISTRY: GOLD TOP SST TUBE R (Acceptable)-Refrigerated
ZH CHEMISTRY: GREEN LI HEPARIN PST TUBE R (Preferred)-Refrigerated
ZH CHEMISTRY: GOLD TOP SST TUBE R (Acceptable)-Refrigerated