Clinics and Departments

Laboratory Services

Lab Dept:

Urine/Stool

Test Name:

pH URINE BY DIPSTICK

General Information

Lab Order Codes:

URPH

Synonyms:

Urine PH

CPT Codes:

83986 – pH, body fluid, except blood

Test Includes:

Urine pH

Logistics

Test Indications:

Useful for diagnosing renal tubular acidosis.

Lab Testing Sections:

Urinalysis

Phone Numbers:

MIN Lab: 612-813-6280

STP Lab: 651-220-6550

Test Availability:

Daily, 24 hours

Turnaround Time:

30 minutes

Special Instructions:

Specimens must arrive within 30 minutes of collection. Refrigerate specimen after collection if there is a delay in transport of 30 minutes or more. No preservative.

Specimen

Specimen Type:

Urine

Container:

Urine cup

Draw Volume:

Submit entire specimen

Processed Volume:

Minimum: 1 mL urine

Collection:

Routine urine collection

Special Processing:

N/A

Patient Preparation:

None

Sample Rejection:

Urine specimen greater than 30 minutes old and not refrigerated; urine specimen that is collected on cotton balls; mislabeled or unlabeled specimen

Interpretive

Reference Range:

5.0 - 9.0

Critical Values:

N/A

Limitations:

N/A

Methodology:

Dipstick read on Clinitek Advantus (double indicator principle with methyl red and bromthymol blue)

References:

Strasinger SK (1989) Urinalysis and Body Fluids, FA Davis Company



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