0020155
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Potassium, Fluid

K FL
Example Reports
Standard

Ordering Recommendation

Refer to aruplab.com/bodyfluids for clinical indications and interpretive information.

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation
Collect

CSF, Drain, Pancreatic, Pericardial, Peritoneal/Ascites or Pleural fluid.

Specimen Preparation

Centrifuge to remove cellular material. Transfer 1 mL body fluid to an ARUP Standard Transport Tube. (Min: 0.2 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Specimen types other than those listed. Specimens too viscous to be aspirated by instrument.

Remarks

Specimen source must be provided.

Stability

Ambient: 2 weeks; Refrigerated: 2 weeks; Frozen: 6 months

Methodology

Quantitative Ion-Selective Electrode

Performed

Sun-Sat

Reported

Within 24 hours

Reference Interval

Interpretive Data

For information on body fluid reference ranges and/or interpretive guidance visit https://aruplab.com/bodyfluids/

This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.

Compliance Category

Laboratory Developed Test (LDT)

Note

Hotline History

N/A

CPT Codes

84999

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Components

Component Test Code* Component Chart Name LOINC
0020155 Potassium, Body Fluid 2821-7
2013038 Potassium Source Fluid Source 31208-2
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • K Body Fluids
Potassium, Fluid