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Test Code UA UA, Urinalysis

Specimen Type

Urine

Preferred Collection Container

MARBLE (Urine Preservative Gray Top tube transferred using the Urine Preservative Collection System)

Collection Volume

8 mL – both preservative and non-preservative collection containers

Minimum Collection Volume

Preservative Collection Container: Between 7 mL (min) and 8 mL (max) – Ensure that the specimen reaches the minimum fill line. See below in Transfer Instructions.; Non-preservative collection container: 2 mL

Collection Instructions

Clean catch midstream urine should be collected. Refer to Collection of Clean Catch Midstream Urine Specimen Procedure located under Patient Collection Information.

Rejection Criteria

Centrifuged urine; Frozen urine; Non-preservative collection container: Volume <2 mL; Room Temperature > 2 hours; Refrigerated >24 hours; Yellow/Red marble top preservative tube: Volume <7 mL; Room Temperature or Refrigerated > 72 hours; Insufficient quantity; Fecal contamination; Foley catheter tips, urine from a ubag of a catheterized patient and 24 hour urine collections; Improper or Insufficient labeling; Very bloody to grossly bloody specimens; Urine collected in a gray top vacutainer (BD) preservative tube.

Specimen Storage and Stability

Sterile non-preservative collection container: Room temperature less than 2 hours; Specimen needs to be Refrigerated (2-8 C) if greater than 2 hours, 24 hours at 2-8 C.
Preservative urine collection tube: 72 hours at 2-25 C

Turn Around Time

Routine Acute Care- 8 hours; STAT Acute Care – 40 minutes; Routine Outpatient: 1 day/Same day

Lab Department

Chemistry

Alias

Urinalysis; UA; Urinalysis, Routine; Urine Examination

Ordering Info

Testing cannot be performed on centrifuged urine. TEST INCLUDES: Color, turbidity, specific gravity, pH, leukocyte esterase, nitrite, urobilinogen, protein, glucose, ketones, bilirubin, occult blood. This test is done on all routine urinalysis and if protein, leukocyte esterase, nitrite and occult blood are all negative, only the above parameters are reported. (Test Includes microscopic if Urine is hazy or cloudy and/or if UA positive for protein, blood, LE or nitrite).

EPIC Code

LAB347

Pediatric Collection Container

6.0 mL

Acceptable Collection Container

MARBLE Top Tube – Preservative; Routine urine container

Transfer Instructions

Transferring Urine Samples to Preservative Tubes (Health Care Professionals Only)

Patient Preparation

First AM urine preferred

Additional Information

Specimens must be refrigerated when analysis is delayed or collected in the yellow/red marble top vacutainer (BD) preservative tube.

Day(s) and Time(s) Performed

Monday through Sunday, 24 hours

STAT Availability

YES