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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References

Gelis S. Evaluating and treating the gastrointestinal system. In: GJ Harrison, TL Lightfoot (eds). Clinical Avian Medicine. Palm Beach, FL: Spix Publishing; 2006: 411-440.

Hoefer HL. Diseases of the gastrointestinal tract. In: RB Altman, SL Clubb, GM Dorrestein, K Quesenberry (eds). Avian Medicine and Surgery. Philadelphia, PA: Saunders; 1997:419-453.

Phalen DN. Implications of Macrorhabdus in clinical disorders. In: GJ Harrison, TL Lightfoot (eds). Clinical Avian Medicine. Palm Beach, FL: Spix Publishing; 2006:705-709.

Pollock CG, Antinoff N, Carpenter JW. Avian. In: JW Carpenter (ed). Exotic Animal Formulary. Philadelphia, PA: WB Saunders; 2004.

To cite this page:

Pollock C. Crop stasis in birds. May 27, 2007. LafeberVet Web site. Available at https://lafeber.com/vet/crop-stasis-in-birds/