[eHealth and mHealth: current developments in 2014 and perspectives in oncology]

New information technologies and communication in health or "eHealth" is a way of improvement for management of chronic diseases. EHealth can improve patient care and care coordination especially in cancer patients who require a multidisciplinary approach. Treatments in oncology are complex and can result in new toxicities. Information of patients and of caregivers is a crucial issue. The patients require to be monitored and the caregivers need up-to-date information. The mobile component of eHealth: the mobile health or "mHealth" could provide to this need. This paper proposes to expose the principles of eHealth and its mobile component mHealth then to discuss their place in the management of cancer, for patients and caregivers.