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Test Code 2500174 URINALYSIS ROUTINE

Specimen Requirements

5 mL fresh urine.

 

Males - Midstream Clean Catch

1. Wash and dry hands with soap.
2. Foreskin must be completely retracted and glans penis cleansed with soapy water. Surplus soap is removed with warm, sterile water.
3. Patient should void approximately 20 mL to 25 mL of urine into toilet and then pass a portion of midstream urine into a screw-capped, sterile container.
4. Label container with patient’s information, date and actual time of collection, and type of specimen.
5. Send specimen refrigerated. Forward promptly.
Note:  Specimen collection method is required on request form for processing.

 

Females - Midstream Clean Catch
1. Wash hands with soap.
2. If menstruating, insert a fresh tampon or use cotton to stop flow.
3. With 1 hand, spread labia and keep them continuously apart until urine is voided.
4. Taking a saturated soapy sponge, wash vulva well, passing from front to back. Discard sponge. While vulva is still spread, repeat the front to back wash with remaining sponges, discarding each as its use is finished. Patient should rinse with warm sterile water to eliminate the possibility of contaminating specimen with soap.
5. Patient should void approximately 20 mL to 25 mL of urine into toilet.
6. Collect midstream portion of urine into a screw-capped, sterile container. Cup should be held in such a way that contact with legs, vulva, or clothing is avoided.
7. Label container with patient’s information, date and actual time of collection, and type of specimen.
8. Send specimen refrigerated. Forward promptly.
Note:  Specimen collection method is required on request form for processing.

Specimen Stability Information

4 Hours Refrigerated

Reference Values

 

Color Light to Dark Yellow
Turbidity Clear, cloudy 
Specific Gravity 1.005-1.030
pH 5.0 - 8.0
Protein NEGATIVE
Glucose NEGATIVE
Acetone NEGATIVE
Urobilinogen <1.0 Eu/dL
Bilirubin NEGATIVE
Occult Blood NEGATIVE
Leukocytes NEGATIVE
Nitrite NEGATIVE
RBC 0-17/uL
WBC 0-17/uL
Cast 0-1/uL
Epithelials 0-28/uL
Bacteria 0-562/uL

Day(s) Test Set Up

Monday through Sunday

CPT Coding

81003

LOINC Coding

24356-8

Methodology

CHM/FCM analysis