Digital radiograph of the chest of a dog that presented in severe
respiratory distress after accidentally ingesting an anticoagulant
rodenticide, a form of rat bait that causes severe internal bleeding. In
this case, the dog bled into the walls of the trachea (wind pipe), causing
marked narrowing of this vital airway (the narrowed trachea can be clearly
seen on this digital radiograph, highlighted by the orange arrows).
Remarkably, with oxygen and appropriate treatment, the dog made a complete