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Fat, Feces (Qualitative and Quantitative)

Centralized Core Laboratory : Chemistry

Test ID/Workstation :
FATF MAYO
Specimen Type:
Stool
Tube Type:
Stool container
Collection Volume:
Qualitative: min 5 grams. Quantitative: Entire 24, 48 or 72 hour stool collection (send all stool); entire collection must contain at least 5 grams.
Cause for Rejection:
-
Storage:
Frozen
Availability:
Sent to reference lab
Methodology:
Nuclear Magnetic Resonance (NMR) Spectroscopy
Special Instructions:
For Qualitative requests, please indicate that stool is a RANDOM collection. For Quantitative requests (24, 48 or 72 hour stool), mark each container with patient information and date and time collection started and finished, and number of containers (ex., 1 of 4). For 3 days prior to and during the collection period: no barium, no laxatives, no synthetic fat substitutes or fat-blocking nutritional supplements. The use of diaper rash ointments will falsely elevate test results.
Lab/Phone:
330-543-8418
TAT:
2-8 days
Additional Info:
Ref. range:
  • > or = 18 years: 2-7 g/24 hrs
  • Reference values have not been established for patients who are <18 years of age
  • Random Collection: All ages: 0-19% fat
  • CPT Code:
    82710
    Synonyms:
    Fecal Fat, Qualitative Fecal Fat, Quantitative