Cushing's Disease Complications

This study aims at investigating the complications of Cushing's disease in "de novo" patients. A series of investigations will assay before treatment and every year thereafter during a 3 years follow-up period the various complications of the disease. These investigations will determine the presence and severity of cardiovascular, metabolic, and bone complications as well as the Quality of Life. Outcome of these complications after treatment, especially after pituitary surgery will be monitored, as well as cortisol levels.