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Test Code UMACRS Urinalysis with Reflex Testing LAB3914

Important Note

Microscopic exam of urine sediment is performed under the following criteria:

  • Clarity is cloudy or turbid
  • Positive for blood
  • Protein >=30 mg/dL
  • Nitrite positive
  • Leukocyte esterase positive

A Urine Culture is performed under the following criteria:

  • WBC >5/hpf
  • Moderate bacteria
  • Nitrite positive
  • Leukocyte esterase positive

Test Method

Reagent Impregnated Strips; N-Multistix 10 SG, Siemens
Healthcare Diagnostic

 Wet Prep Microscopy


Testing is performed Monday through Sunday.

Routine orders: Typically completed within 4 hours after the
speicmen arrives at the testing site.

Expedite orders: Typically completed within 1 hour after the
specimen arrives at the testing site.

STAT orders: Typically completed within 20 minutes after
the specimen arrives at the testing site.

Useful For

Screening for urinary tract diseases and some nonrenal

Specimen Requirement

10 mL of urine is required. First morning void is

CPT Code Information

81001 Urine Tests: Urinalysis, by dip stick or tablet reagent
for bilirubin, glucose, hemoglobin, ketones, leukocytes, nitrite,
pH, protein, specific gravity, urobilinogen, any number of these
constituents; automated with microscopy


BCBS requires a signed ABN. (Not covered for
preventative care.)

Reference Values

Color: Yellow

Appearance: Clear

pH: 5.0-7.5

Specific Gravity:

Random Specimen: 1.005-1.035

24 Hour Specimen: 1.015-1.025

Protein: Negative

Glucose: Negative

Ketones: Negative

Bilirubin: Negative

Blood: Negative

Nitrite: Negative

Urobilinogen: 0.1-1.0 eu/dL

Leukocyte Esterase: Negative

Microscopic Exam:

WBC: 0-3/HPF

RBC: 0-5/HPF

LOINC Code Information

24356-8 Urinalysis Complete Panel-Urine

Additional Specimen Collection Information

Collect the first morining void into a clean specimen container
with a tight fitting lid. Label the specimen appropriately with two
identifiers, patient name and another identifier, (patient ID
number, DOB, etc.) include date and time of collection. Protect the
urine from strong light prior to transport. Transport urine
collections to laboratory as soon as possible. Urine, protected
from strong light, may be stored at room temperature for up to 2
hours. If a delay in transport may exceed 2 hours, refrigerate the
specimen for up to 4 hours. Specimens not meeting the above storage
criteria may be rejected.