fat in feces

Indications

• evaluation of fat malabsorption
• diarrhea
  • steatorrhea

Reference interval

• < 5 g of fecal fat/day on 100 g/day dietary fat
• < 7 g of fecal fat/day on 100-150 g/day dietary fat

Increases

• fat malabsorption
  • exocrine pancreatic insufficiency
    • pancreatitis
  • hepatobiliary insufficiency
    • choledocholithiasis (gallstones)
    • pancreatic cancer
    • primary sclerosing cholangitis
  • increased intestinal motility
    • short bowel syndrome
  • inflammatory bowel disease
  • celiac disease
  • abetalipoproteinemia
  • bacterial overgrowth
  • cystic fibrosis
  • Zollinger-Ellison syndrome
  • giardiasis
  • Graves' disease / hyperthyroidism
  • pharmaceutical agents
    • Orlistat
    • octreotide
    • lanreotide

Specimen

• 72 hour stool collection with the patient on a diet of 100g fat/day

More general terms

• fat in body fluid

More specific terms

• fat, qualitative in feces
• fat.neutral in feces
• triglyceride in stool

Additional terms

• fat