Potassium, Whole Blood
Abbrev Code: | KW | ||
Order Code: | LAB3579 | Order Name: | Potassium Whole Blood |
Methodology: | Direct ion selective electrode | ||
CPT Codes: | 84132 x1 | ||
Turnaround Time: | Performed and reported 24 hours/day. | ||
Special Instructions: | Arterial or venous blood collected in a dry lithium heparin syringe for blood gas or ionized calcium analysis may be used for sodium, potassium or glucose analysis simultaneously. |
Collection Instructions
Specimen: | Blood |
Optimal Volume: | 1 mL |
Minimum\Peds Volume: | 0.2 mL (tuberculin syringe) |
Container: | Dry heparin syringe Alternate Containers: Capillary (lithium heparin) gas tube, Green (lithium heparin, gel), Green (lithium heparin) on ICE, Green (sodium heparin, no gel) |
Collection Instructions: | Do not allow patient to clench/unclench hand. Must be delivered to the laboratory within 2 hours of collection. |
Processing and Shipping
Specimen Processing: | Whole blood. Do not process. Do not store. |
Stability: | Specimens must be delivered to the laboratory within 2 hours of collection. |
Test Performed at or Referral Lab | Chemistry (CSC Mpls, Northland, UMMC East Bank, UMMC West NICU, UMMC West Satellite, UMMC/UMMCH-West Bank) |
Interpretive
Critical Range: | Whole Blood Testing Critical Values and Reference Ranges |
Reference Range: | Whole Blood Testing Critical Values and Reference Ranges |
Use: | Evaluate potassium metabolism. |
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