Anesthesia for the dog with heartworm disease: a brief, practical review.

Dogs with heartworm disease may present for procedures that require anesthesia. This article is a brief, practical review of anesthetic techniques for dogs with heartworm. Dogs with heartworm, such as in a shelter that undergo spay and neuter procedures, may be safely anesthetized prior to heartworm treatment. The dog presenting with caval syndrome may require emergent anesthesia for extraction of the heartworms; anesthetic drugs and potential adverse effects are discussed. The anesthetic agents that have been used are discussed.