matics is uniquely positioned at the intersection of information technology (IT) and the many disciplines involved or associated with medicine. Information processing and communication are centrally involved in virtually all healthcare activities, from obtaining and recording information about patients, communicating with healthcare professionals and accessing medical literature, to selecting diagnostic procedures, interpreting laboratory results and collecting clinical research data.Health informatics may be defined as the discipline that integrates biomedical sciences, computer sciences and healthcare policy, management and organization [2]. It embraces a number of different fields and activities including patient care, research, statistics, education, management and others that nominally fall within the framework of activities for providing better healthcare.