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Test Code RENAL Renal Function Panel, LAB19

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements

Container/Tube:

Preferred: Green-top (lithium heparin) tube-Hemolyzed specimen or sodium heparin tube

                   is not acceptable.

Acceptable: Gold-top serum gel tube or plain red-top tube

Specimen Volume: 0.2 mL of plasma or serum

Stability: Samples can be kept at 2 – 8°C and analyzed within 7 days. For longer storage,

               samples may be frozen at -20°C or colder indefinitely.

Collection Instructions: For glucose testing a fasting specimen is preferred. Tube should be kept

                                         capped as much as possible.

Note: 1. Elevated platelets can cause a falsely elevated serum potassium level because of the release of potassium during clotting process. Specimens from patients with elevated platelet counts must be drawn in a heparinized plasma tube.

 

Reference Values

See individual test listings.

Day(s) Test Set Up

Monday through Sunday

Methodology

Profile Information:
Albumin Creatinine
Blood Urea Nitrogen (BUN) Glucose
Calcium Phosphorus
Carbon Dioxide (CO2) Potassium
Chloride Sodium

Test Classification and CPT Coding

80069