Skip to Content
UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Urinalysis, Microscopy Only

Test Code(s): UAM / HCUAM

CPT Code(s): 81015

Test Description: Included In: Urinalysis

Methodology: Automated Urine Chemistry and Microscopy Analyzer

Days Performed: Daily, 24 hours.

Turnaround Time: Stat: 1 hour.
Routine: 4 hours.

Specimen Requirements

Specimen: Urine

Collection Instructions: First morning void preferred. Refrigerate if transportation to lab is delayed.  Indicate whether specimen is midstream, indwelling catheter, single catheter or other method of collection. For midstream urine collection instructions refer to Health Facts for you - Male HF #4247, Female HF # 4236 located on UConnect.

Collection Container: Preferred: Sterile screw cap container

Collection Volume: Preferred: 10 mL
Pediatrics: 3 mL

Sample Analyzed: Urine aliquot

Volume Required: Preferred: 10 mL
Pediatrics: 3 mL

Specimen Transport: Transport specimen to the laboratory immediately. Transport with coolant pack if coming from outreach location.

Unacceptable Criteria: Samples held at room temperature for more than 2 hours or samples refrigerated for more than 24 hours are not acceptable.

Stability: Ambient: 2 hours
Refrigerated: 24 hours
Frozen: Not acceptable


Reference Interval:

Age 0 days and up:



 WBC  0-5/hpf
 RBC  0-2/hpf
 Bacteria  Not seen
 Squamous Epithelial cells  0-2/hpf
 Renal Epithelial cells  Not seen or less than 1/hpf

 Few calcium oxalate, few

 amorphous urates or phosphates

 Casts  0-4 hyaline casts/lpf


Critical Calls: View

Back to Lab Test Directory Index