Before anesthesia is delivered tests are performed to determine the best type of anesthesia for the patient and procedure. (arkansasveterinarysurgerycenter.com)
However, there are other types of anesthesia that are administered and they depend largely on the type of procedure you're undergoing. (chicagolawyer.com)
Ask your veterinarian what type of anesthesia they are administering and discuss the risk factors. (ph-club.org)