As long as an animal is in overall good health and has a good prognosis for recovery from surgery, there is no reason they can not be neutered. (caninejournal.com)
Dogs who present unconscious or in a coma have a guarded to poor prognosis for recovery even with intensive care in a veterinary hospital. (vets-now.com)
Dogs with infection only in the lungs have the best prognosis for recovery and usually respond the quickest to treatment. (valleyofthesundogrescue.org)