If you do get a diagnosis of Cushings, consider doing the Endocrine-Immune blood test before treating. The endocrine system is made up of many parts which are interdependent. As I understand it, if there is no tumor, one can sometimes use that test to resolve the Cushings symptoms without any harsh teatments...

[quote user="threedogjeep"]So the net vet wants her records from the other place, says her heart is strong and not overtaxed, blood pressure is great, and suspects that she might have cushings. [/quote] I can't say much about traveling with a senior dog, but before you accept a diagnosis...