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Test Code LAB434 Potassium - Random Urine

Useful For

Evaluation of electrolyte balance, acid-base balance. A major application of urine collection for potassium is the
evaluation of hypokalemia.  The kidneys do not respond quickly to potassium deprivation.  There is renal wastage of potassium in secondary aldosteronism.  Glucocorticoids also cause diuresis of potassium.  Urinary potassium may be elevated with dietary (food and/or medicinal) increase, hyperaldosteronism, renal tubular acidosis, onset of alkalosis and with other disorders.

Performing Laboratory

  • Asante Rogue Regional Medical Center
  • Asante Three Rivers Medical Center

 

Performing Department

Chemistry

Specimen Required

Required volume 10 ml urine

Sterile Collection Cup

 

Specimen can be collected at any time

Specimen Minimum Volume

2.0 mL urine from a random collection

Specimen Stability Information

Specimen is stable for 30 days when refrigerated at 2°-8°C.

Reject Due To

  • Lack of Two Patient Identifiers:
    • 1-Patient's First & Last name 
    • 2-Patient's Date of Birth

Day(s) Performed

Routine - same day

ASAP - 2 hours after receipt of specimen in lab

STAT - 1 hour after receipt of specimen in lab

Method Name

Ion Selective Electrode 

CPT Code Information

84133  -  Potassium; urine

Billing Code

2050168