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Laboratory Test Directory



Name Method Department Units
Urinalysis, Complete Urine dipstick, microscopy
Core Lab, Urinalysis

Battery Members

Specific gravity, urine dipstick, and microscopic examination

Specimen Requirements

Urine - Random

Container Type Container Size Specimen Volume

Sterile container

N/A 10 mL

Room temperature - 2 hour(s)
Refrigerated - 24 hour(s)

Reasons for Rejection

  • Not received within specified time frame
  • Frozen specimen
  • Use of urine preservative
  • Collected in diaper or cotton balls


Specimens not expected to arrive for testing within 2 hours must be refrigerated for up to 24 hours. Those specimens greater than 12 hours but less than 24 hours will be tested with a comment stating "Urine more than 12 hours old. Results may be adversely affected. "Urines received more than 24 hours after collection will be rejected." Indicate source of collection (e.g. "clean catch", "cath") If submitting urine collected on cotton balls, please order Urine Strip Only (test code UAS). No microscopic results can be performed on this sample type.

CPT Code

  • 81001