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Blood, Urine
MessageTest performed at York Hospital Laboratory.
Test Code
UBLD
CPT Codes
81003
Preferred Specimen
12 mL urine submitted in a sterile plastic leakproof container
Instructions
Collect a freshly voided, clean-catch, mid-stream urine specimen.
Transport Temperature
Refrigerated
Specimen Stability
Room temperature: 1 hour
Refrigerated: 24 hours
Frozen: Not recommended
Refrigerated: 24 hours
Frozen: Not recommended
Methodology
Reflectance Spectrophotometry
Setup Schedule
Daily
Report Available
Next Day
Reference Range
Negative
Clinical Significance
Normally, no hemoglobin is detectable in urine (<0.010 mg/dL). Occult blood occurs in urine as intact erythrocytes and hemoglobin, which can occur during urological, nephrological and bleeding disorders.