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Test Code STRC Standard Renal Clearance, Plasma and Random Urine


Specimen Required


Contact MLI for approval prior to ordering this test.

 

Both plasma and urine are required.

 

Specimen Type: Plasma

Container/Tube: 6-mL Green top (sodium heparin)

Specimen Volume: 3-4 mL

Collection Instructions: Label specimen as plasma.

 

Specimen Type: Urine

Container/Tube: Sarstedt 5 mL Aliquot Tube (T914)

Specimen Volume: 5 mL

Collection Instructions:

1. Collect a random urine collection.

2. No preservative.

3. Label specimen as urine.


Useful For

Precise measurement of glomerular filtration rate and renal plasma flow

Profile Information

Test ID Reporting Name Available Separately Always Performed
IOTC Iothalamate Clearance No Yes
PAHCC PAH Clearance No Yes

Method Name

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Reporting Name

Standard Renal Clearance

Specimen Type

Plasma Na Heparin
Urine

Specimen Minimum Volume

2 mL plasma/5 mL urine

Specimen Stability Information

Specimen Type Temperature Time
Plasma Na Heparin Refrigerated (preferred) 7 days
  Frozen  7 days
Urine Refrigerated (preferred) 7 days
  Frozen  7 days

Reject Due To

All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.

Day(s) Performed

Monday through Friday

Report Available

Same day/1 to 4 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

82542 x 7

LOINC Code Information

Test ID Test Order Name Order LOINC Value
STRC Standard Renal Clearance 96403-1

 

Result ID Test Result Name Result LOINC Value
IOTC Iothalamate Clearance 90995-2
PAHC PAH Clearance 96404-9
FILT Filtration Fraction 96405-6
CMT13 Comment 77202-0