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Order Code UA Urinalysis, Routine

Specimen Requirements

Specimen must arrive within 24 hours of collection.

 

1. Avoid contamination of specimen with soap, feces, oil, powder, etc.

2. Submit 12 mL from a clean-catch urine collection in a urine specimen cup. Send specimen refrigerated.

3. If specimen cannot arrive within 24 hours, transfer urine from specimen cup into a UA Preservative Transport Tube.

4. Label specimen with patient’s name, date of birth or hospital medical record number, specimen source, date and time of collection, and collector’s initials.

Note:  Fresh, random urine is also acceptable.

Reference Values

Specific Gravity

 

 

Age

SG

0-30D

1.010-1.015

31D-5M

1.005-1.005

>6M

1.005-1.030

 

 

 

pH:  5.0-8.0

Glucose:  negative (reported as negative, trace, 1+, 2+, or 3+)

Bilirubin:  negative (reported as negative, 1+, 2+, or 3+)

Ketones:  negative (reported as negative, trace, 1+, 2+, or 3+)

Albumin:  negative

Urobilinogen:  normal (reported as normal, 1, 4, 8, or 12 mg/dL)

Nitrate:  negative (reported as positive or negative)

Blood:  negative (reported as negative, trace, 1+, 2+, 3+, or 4+)

Leukocytes:  negative (reported as negative, trace, 1+, or 2+)

Microscopic results:

WBC:  0-5/HPF

RBC:  0-2/HPF

Bacteria:  negative (reported as negative, occasional, moderate, many, or packed)

Performing Laboratory

Ridgeview Medical Center Laboratory

Two Twelve Medical Center Laboratory

Sibley Medical Center

Day(s) Test Set Up

Monday through Sunday

Methodology

Urine Test Strip with Reflex to Microscopic Examination

 

Criteria for Reflex to Automatic Urine Microscopic

Positive Dipstick Results

Urine Turbidity
Leukocyte Esterase Slightly Cloudy
Nitrite Cloudy
Protein Turbid

Blood (Erythrocytes)

Bloody

 

 

Test Classification and CPT Coding

81001

Specimen Transport Temperature

Refrigerate 24 hours