Effect of positive end-expiratory pressure on oxygen delivery during 1-lung ventilation for thoracoscopy in normal dogs.

Objective: To evaluate the effect of positive end-expiratory pressure (PEEP) on oxygen delivery (DO(2)) with 1-lung ventilation during thoracoscopy in normal anesthetized dogs.

Study Design: Prospective, controlled experimental study.

Animals: Eight, adult, intact Walker Hound dogs weighing 25.

Cardiopulmonary effects of thoracoscopy in anesthetized normal dogs.

Objective: To evaluate the effect of an open-chest condition on oxygen delivery in anesthetized dogs.

Study Design: Prospective, controlled experimental study.

Animals: Eight clinically normal adult Walker Hound dogs weighing 25.