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  • May be congenital or acquired.
  • Cause : lack of digestive enzymes and/or bile acids.
  • Signs : small intestinal diarrhea and, sometimes, colitis .
  • Diagnosis : signs, specific laboratory tests, fecal examination.
  • Treatment : supplementation of appropriate enzymes if possible, dietary modification.
  • Prognosis : may be good - dependent on specific etiology.


Clinical signs

  • Poor body/coat condition.

Differential diagnosis



  • Depends on etiology but can be good with appropriate therapy.

Expected response to treatment

  • Weight gain.
  • Normalizing of feces.
  • Restoration of normal appetite.

Reasons for treatment failure

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