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Urinalysis with Reflex Culture
Test CodeUREF
CPT Codes
81001,81003
Preferred Specimen
Testing should be performed within 24 hours of
collection.
3 mL from a random urine collection. No preservative.
Follow instructions in Urine Collections in Special
Instructions.
collection.
3 mL from a random urine collection. No preservative.
Follow instructions in Urine Collections in Special
Instructions.
Instructions
Transport Temperature
Refrigerate ≤24 hours
Methodology
Photometric Reflex Information: Culture is performed if chemstrips are positive for leukocytes or nitrites, microscopic results of 6 or more WBC/HPF, or microscopic results of few or more bacterial/HPF.
Setup Schedule
Monday through Sunday
Reference Range
PHYSICAL EXAMINATION
Color: straw to amber
Characteristic/Clarity: clear
CHEMICAL TESTS
Glucose: negative
Ketone: negative
Specific gravity: 1.003-1.030
Blood: negative
Protein: negative
Nitrites: negative
Leukocytes: negative
pH: 5.0-7.0
MICROSCOPIC
WBC: 0-5/HPF
RBC: none seen/HPF
Bacteria: not normally seen
Critical values: positive ketone and/or sugars in a newborn
Combination of strongly positive test results for glucose and
ketones in urine
Performed By
North Mississippi Medical Center Pathology Department
Performing Laboratory
NMMC Pathology Department