The increasing incidence of chronic diseases is a challenge for theentire healthcare system. Today, more than 860 million people global have atleast one chronic disease and the number is fast growing. In 2020 it isexpected that the number of patient with diabetes is doubled and death due toheart diseases will increase to more than 20 million per year. To meet thisneed and to relieve the pressure on an already overburden healthcare system, amore effective communication between the patients and the health professionalsare needed. A cross-sector communication will provide the health professionalswith access to the needed information to ensure more qualified decisionsregarding the treatment of the individual patient. The Shared Care model hasbeen selected by the Region of South Denmark (1.2 million inhabitants) as thestrategy for a reinforced effort for chronic disease management. The ICTsolution is a Shared Care Platform connected to the national health carenetwork and the internet. The Shared Care Platform will support the cross-sectorcollaboration (communication and sharing of data) for patients with chronicdiseases between general practitioners, hospitals, municipalities and thepatients. The Shared Care Platform will be tested with patient who has chronicheart failures, diabetes and chronic obstructive pulmonary disease.