Both the diagnosis and clinical management of patients with heart failure and type 2 diabetes mellitus will be guaranteed by the application of standard guidelines internationally recognized. All patients admitted to the Medicine / Cardiology Advanced Heart Failure at UK Hospital will be evaluated for inclusion and exclusion criteria. Based on our power analysis we plan to enroll 100 subjects total. Subjects will be enrolled from January 1, 2016 - December 31, 2018 until 120 patients are enrolled, estimated study time frame is two years.