Poultry Diseases Affecting the Intestinal System

Small and Backyard Flocks June 13, 2013 Print Friendly and PDF

The intestinal system includes the small and large intestines.

Viral Infections

Hemorrhagic Enteritis

Clinical signs of hemorrhagic enteritis, a disease affecting turkeys, include the following:

  • Unthriftiness
  • Bloody droppings
  • Death

Bacterial Infections

Salmonella

Clinical signs include of salmonella infection include the following:

  • Laying of eggs that produce weak chicks (chicks are also infected)
  • Reduced feed consumption
  • Diarrhea
  • Reduced egg production

Colibacillosis

Clinical signs of colibacillosis include the following:

  • Unthriftiness
  • Diarrhea
  • Respiratory signs
  • Lameness

Ulcerative or Necrotic Enteritis

Clinical signs of ulcerative or necrotic enteritis include the following:

  • Unthriftiness
  • Diarrhea
  • Weight loss
  • Death

Additional Bacterial Infections

Other bacterial infections that can affect the intestinal systems can include the following:

Parasites

Coccidia

Coccidia are internal parasites. Clinical signs of coccidia infestation include the following:

  • Bloody droppings
  • Diarrhea
  • Weight loss
  • Unthriftiness
  • Ruffled feathers
  • Chills 
  • Huddling behavior
  • Increased likelihood of death

Worms

Worms are internal parasites. Clinical signs of infestation by worms include the following:

  • Unthriftiness
  • Gasping (a symptom of gapeworms)

Blackhead

Blackhead is caused by infestation with internal parasites. Clinical signs of blackhead include the following:

  • Ruffled feathers
  • Huddling behaviors
  • Yellow droppings
  • Death

Connect with us

  • Facebook
  • YouTube

Welcome

This is where you can find research-based information from America's land-grant universities enabled by eXtension.org

LOCATE

USDA / NIFA

This work is supported by the USDA National Institute of Food and Agriculture, New Technologies for Ag Extension project.