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Test Code 094 Urinalysis Chemical Screen

Important Note

Indicate whether the urine submitted is clean catch, clean voided, sterile, etc.; also indicate the date and time of collection on the urine container.

Additional Codes

MLAB: UACHEM

PowerChart: Urinalysis

Epic: LAB347 Urinalysis

MA Cerner: UA Dip.

Test Method

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

Specimen Requirement

10 mL of first morning voided urine is required.

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.

Performance

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.

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

CPT Code Information

81002 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; non-automated without microscopy

Useful For

Screening for urinary tract diseases and some nonrenal diseases

LOINC Code Information

24357-6 Urinalysis Macro (Dipstick) Panel-Urine