Crop Stasis in Birds

Key Points

  • Although there are many potential causes of crop stasis and regurgitation, the initial response is often the same: supplemental heat and fluid therapy.
  • Cytologic evaluation of the crop relies on swabs, or more commonly, crop wash samples.
  • When attempting to tube feed a patient with a history of regurgitation, begin with small amounts of a liquid diet.

The crop or ingluvies is a diverticulum of the esophagus present in many but not all, bird species. The crop serves as a food storage organ, regulating the flow of food through the gastrointestinal tract. Food within the crop is also softened by mucus glands. Crop stasis is a common clinical sign in which the crop fails to empty in a timely manner . . .


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