pH, Feces, Qualitative - Special Handling

Abbrev Code:SPH   
Order Code:LAB109Order Name:PH STOOL
Synonyms:Stool pH
Methodology:pH indicator strip
CPT Codes: 83986 x1
Test Includes:
Turnaround Time:Performed and reported 24 hours/day.
Special Instructions:Specimen should be frozen if testing cannot be completed within 1 hour of collection.

Collection Instructions

Optimal Volume:5 mL liquid specimen or solid specimen
Minimum\Peds Volume:1 mL liquid or pea-sized solid specimen
Container:Plastic leakproof container, sterile
Collection Instructions:Usually this test is requested on a liquid specimen.
Contraindications:Barium procedures and laxatives should be avoided for one week prior to collection of specimen.

Processing and Shipping

Specimen Processing:Store in freezer.
Shipping Instructions:Ship on dry ice.
Stability:Specimen should be frozen if testing cannot be completed within one hour of collection. Refer to Reducing Substances and pH, Qualitative, Feces.
Test Performed at or Referral Lab Urinalysis  (UMMC-West Bank)


Reference Range:
Normal diet Neutral to slightly alkaline (pH 7.0-7.5)
Breast fed infants slightly acidic
Bottle fed infants neutral to slightly alkaline

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