Test Code RPNL Renal Function Panel
Specimen Type
Plasma
Container/Tube
Li-Heparin Mint Green Top
Offsite Collection Instructions
1. Collect sample following standard collection methods
2. Within 2 hours of collection the sample must be spun and
aliquoted
3. Transport refrigerated (2 – 8C).
Turnaround Time
3 hours
Test Includes
Glucose, Sodium, Potassium, Chloride, Carbon Dioxide, Anion
Gap
(IGAP)
Calculation, Urea Nitrogen,
Creatinine, Glomerular Filtration Rate (GFRE), Calcium, Phosphorus,
Albumin
Preferred Volume
1.0 mL
Test Usage
Refer to individual test entries.
Test Limitations
Refer to individual analytes for test limitations.
Additional Information
The anion gap will be calculated as [Na] – [Cl +
HCO3].
GFRE
(mL/min/BSA) =
175 x (CR) -1.154 x (age) -0.203 x (0.742 if
female)
GFRE not
calculated for patients
<18 years old; no racial adjustment added; IDMS-traceable
Fee Code
43184
Specimen Minimum Volume
0.5 mL
DAY(S) AND TIME(S) PERFORMED
24 hours, 7 days a week including holidays.
STAT DAY(S) AND TIME(S) PERFORMED
N/A
CPT
80069
Method Name
See Individual tests for Methodology
Reference Values
Refer to individual test entries.
Refer to creatinine for calculated GFR
reference range.
The anion gap will be calculated as [Na] – [Cl +
HCO3]. The reference range for this calculated result is 6
– 15 mEq/L.
Reject Due To
Whole blood/unspun samples greater than 6 hours will be
rejected.
STAT Turnaround Time
N/A
Synonyms
N/A
UCMC Collection Instructions
1. Collect sample following standard collection methods
2. Within 2 hours of collection the sample must be received in
Laboratory Service Center
3. Transport room temperature (15 – 25C).
Included in Additional codes
N/A
Coverage Information
N/A
Stability: Room Temp
See individual analytes for stability information