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Order Code UA Urinalysis, Routine

Specimen Requirements

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 (refrigerated), 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.

Performing Laboratory

Ridgeview Medical Center Laboratory

Two Twelve Medical Center Laboratory

Sibley Medical Center

Specimen Transport Temperature

Specimen Type Temperature Time
Urine Ambient 2 hours in original urine container (no preservative)
  Refrigerated 24 hours in original urine container (no preservative)

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

 

 

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)

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

81001