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Urinalysis (General & Microscopic)

Yellow Top Urine Tube

Specimen Type

Test ID LAB347
EPIC Order URINALYSIS
CPT Code(s) 81001
Group/Individual Test Group
Laboratory Core Laboratory
Tube Station 30 Routine: 888 STAT
Specimen Routine: 10 mL urine in Yellow Top Urine Tube (No Preservative/Additive), <2 hours old
Pediatric: 1.0 mL urine in Yellow Top Urine Tube (No Preservative/Additive)
Stability
Unspun: 2 hours
Room temperature: <2 hours from collection
Refrigerator: 8 hours
Frozen: NO
Transport Deliver urine to lab within 1 hour of collection
Availability Routine: 24 hrs/day
STAT: YES
Turnaround Time STAT 1 hr., Routine 2.5 hrs.
Reference Range Normal:
Urinalysis
GENERAL CHEMISTRIES
Color Straw
Turbidity Clear
pH 5-9
Specific Gravity 1.003-1.030
Protein Negative
Glucose Negative
Ketone Negative
Bile Negative
Urobilinogen Trace to 1 mg/dL
Blood Negative
Leukocyte Esterase Negative
Nitrite Negative
MICROSCOPIC
WBC Male: 0-2/hpf Female: 0-5/hpf
RBC Male: 0-3/hpf Female: 0-4/hpf
Casts 0-1 Hyaline/lpf
Epithelial, Squamous Varies with Method of Collection
Epithelial, Transitional 0-2
Bacteria: Clean Catch Occasional
Bacteria: Catheterized None seen
Critical: Glucose or Ketones: positive in <1 mo old
Spermatozoa in Children
Comments

Reviewed by Christopher Parker on November 15, 2021

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514