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Test Code LAB65 Creatinine, Body Fluid

Useful For

  • Identifying the presence of urine as a cause for accumulation of fluid in a body compartment
  • Amniotic fluid creatinine is increased in diabetic mothers and pre-eclampsia

Methodology

Kinetic Colorimetric (Jaffe)

Performing Laboratory

Bozeman Health Laboratory Services

Specimen Requirements

Specimen Type: Peritoneal fluid, dialysis effluent, drainage

Container/Tube: Green top (heparin), red top, or other suitable container

Specimen Minimum Volume: 1 mL

Collection Instructions: Indicate specimen source.

Specimen Transport Temperature

Ambient

Specimen Stability

Specimen Type Temperature Time
Body Fluid Ambient 4 hours
  Refrigerated 24 hours

Reference Values

No reference range established.

 

Note: Method performance specifications were validated for Jackson-Pratt and peritoneal body fluids only.  Comparison of this result with the concentration in the blood, serum, or plasma is recommended.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82570