Potassium, Fecal

Sunquest Code:SPOT  
Epic Code:LAB577Epic Name:Potassium
Synonyms:K, Fecal; K, Stool; Potassium, Stool
Methodology:Ion selective electrode
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 2 days.
Special Instructions:Stool must be liquid. Do not add saline or water to liquefy sample.

This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Collection Instructions

Specimen:Liquid, random stool or 24 hour stool
Optimal Volume:5 g
Minimum\Peds Volume:1 g
Container:Plastic leakproof container, sterile (Plastic leakproof container, sterile)
Causes for Rejection:Formed or viscous stool.

Processing and Shipping

Specimen Processing:Store in freezer.
Shipping Instructions:Ship on dry ice.
Stability:Stability: one hour at room temperature; 2 weeks refrigerated, 6 months frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:20380


Reference Range:Reference range not established.

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