[Communication on the Internet. Possibilities and risks of the Internet for psychiatry].

The article is preceded by an introduction to world-wide communication networks. Some important basic features are explained. The major impact is on temporary and future aspects of the Internet for psychiatry. A variety of advantages in World Wide Web telemedicine for patients, clients, psychotherapists, clinicians and scientists are extensively demonstrated. Useful and established possibilities are discussed. Finally, the risks of this kind of communication are shown and listed.