URINALYSIS MACROSCOPIC

Clinical Significance
Urinalysis, Macroscopic - Dipstick urinalysis is important in accessing the chemical constituents in the urine and the relationship to various diseases.

Preferred Specimen(s)
10 mL urine - Urinalysis transport tube (yellow-top, blue fill line, preservative tube)


Alternative Specimen(s)
Refrigerated unpreserved pediatric sample • Yellow/red swirl-topped conical transport tube with preservative

Minimum Volume
Preserved: 1 mL
Unpreserved (pediatric only): 1 mL

Transport Container
Yellow-top, blue fill line urinalysis transport tube

Transport Temperature
Preserved: Room temperature
Pediatric unpreserved: Refrigerated (cold packs)


Specimen Stability
Preserved urine
Room temperature: 72 hours
Refrigerated: 72 hours
Frozen: Unacceptable
 
Unpreserved urine
Refrigerated: 24 hours - Pediatric specimen
Reject Criteria
Unpreserved specimen (adults)

Setup Schedule, Collection Instructions

Methodology
Reagent Impregnated Strips/Tablets

Reference Range(s)
Color    Yellow
Appearance    Clear
Specific Gravity    1.001-1.035
pH    5.0-8.0
Glucose    Negative
Bilirubin    Negative
Ketones    Negative
Occult Blood    Negative
Protein    Negative
Nitrite    Negative
Leukocyte Esterase    Negative