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Test ID BLOD0963 DIALYSIS UREA REDUCTION RATIO

Container Type

Lithium heparin – preferred
Serum w/ gel
Serum w/o gel

Stability

Room Temp: 2 weeks
Refrigerated: 2 weeks
Frozen: 1 year

Transport Temperature

Refrigerated

Performed Test Frequency

Monday-Sunday

Methodology

Urease

CPT

84250

Minimum Volume

0.5 mL

Specimen Volume

1 mL

Specimen Type/Requirements

Lithium heparinized plasma – preferred
Serum

AKA

Pre BUN, Post BUN