These common multiple problems include adrenal gland tumors as well lymphoma, heart and kidney disease. (2ndchance.info)
It is common for dogs with adrenal gland tumors to also have a pituitary tumor as well. (dog-health-handbook.com)
Cancers or tumors found in the kidney could be due to tumors that spread from other parts of your dog's body such as tumors in the adrenal glands (dog-health-guide.org)