A guide to assessing telecommunications in healthcare. Common to all definitions is the concept of distance between the patient and specialist and the use of telecommunications. Undoubtedly, the utility of telemedicine lies with placing the patient at a remote site in direct view of the specialist at a central site. This technology will often permit review of radiologic studies and scans. Technology has been used to deliver health care at a distance for many years.
Early technologies used include telephone, radio, television, and telemetry.
Today, audio and visual teleconferencing, fax and computer networks are being used. Synchronous methods include interactive full-motion video, robotics, and virtual reality simulations. More and more desktop systems are being utilized as a convenient and probably cost-effective means of providing services. Telemedicine encounters begin in the same manner as telementoring encounters. A critical difference at this point is the need for informed consent because very personal information will be discussed.