Stool pH
CATEGORY: LAB      MNEMONIC: PHSTL
LAB: WMC
DEPT: CHEM
DAYS SET: Daily
TAT: 3 hrs
CPT: 89240

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SYNONYMS:
     pH Stool

PREFERRED SPECIMEN:
     Fresh, random stool - 0.5 gm or 0.5 mL

SPECIAL INSTRUCTIONS:
     Deliver specimen to the laboratory as soon as possible after collection. Refrigerate specimen, if delay is unavoidable.
     Barium procedures and laxatives should be avoided for 1 week prior to specimen collection. Patients should not be taking oral antibiotics.

CAUSE FOR SPECIMEN REJECTION:
     Stool specimens mixed with urine.

REFERENCE RANGE:
     7.0 - 7.5