Sign in →

Test Code UAR Urinalysis, Routine, Culture (If Indicated)

Additional Codes

LAB5309

Methodology

Includes specific gravity, color, appearance, glucose, ketones, occult blood, nitrite, bilirubin, pH, urobilinogen, protein, leukocyte esterase.  Components of a urinalysis can be ordered individually.

 

Culture is indicated if any one or more of the following is noted:  leukocyte esterase of small or greater, positive nitrite, or greater than or equal to 6 WBCs on microscopic examination.

 

Microscopic examination is performed only if one or more of the following tests are positive on the dipstick: leukocyte esterase, nitrite, protein, or occult blood.

 

Used to detect the presence of infection and/or other abnormalities in the urine.

Performing Laboratory

St. Mary's Regional Medical Center-Urinalysis and Feces Laboratory

 

CPT: 81003

Specimen Requirements

1. Collect at least 10 mL from a first-morning, voided urine in a screw-capped, sterile container. (B-D culture transport tube is not acceptable for urinalysis but acceptable for culture.)

2. Label container(s) with patient’s name (first and last), date and actual time of collection, date of birth or hospital account number, and department.

3. Maintain sterility and forward promptly.

4. Specimen stability: stable for one and one-half hours at room temperature, or 8 hours if refrigerated.

Reference Values

Appearance: clear

Color: yellow

Specific gravity: 1.008-1.030

pH: 5-8

Leukocyte esterase: negative

Nitrite: negative

Protein: negative mg/dL

Glucose: negative

Ketones: negative

Occult blood: negative erythrocytes/mcL

Bilirubin: negative

Urobilinogen: 0.2-1.0 mg/dL

 

MICROSCOPIC (if indicated)

WBC: 0-5/hpf

RBC: 0-3/hpf

Mucus: none seen/lpf

Bacteria: negative

 

 

Day(s) Test Set Up

Monday through Sunday

Available STAT