Most definitions found in this glossary are adapted with permission from this text book:

Maheu, M., Whitten, P., & Allen, A. (2001). eHealth, Telehealth & Telemedicine: A Guide to Startup and Success. New York: Jossey-Bass.

Browse the glossary using this index

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A collection of interconnected networks that speak the same computer language. The Internet now links thousands of independent networks in a global communication system.
Entry link: Internet


A private network of interlinked computers used by the members of an organization or group. Many security systems allow sensitive information to be shared among intranet users.
Entry link: Intranet


Joint Commission on Accreditation of Healthcare Organizations (JCAHO)

An independent nonprofit organization providing accreditation and related services that support performance improvement in health care organizations.
Entry link: Joint Commission on Accreditation of Healthcare Organizations (JCAHO)


Local area network (LAN)

A network of computers, printers, servers, and other equipment, typically all located within an enterprise, that can support audio, video, and data exchange. Differentiated from metropolitan area networks (MANs) and wide area networks (WANs) by the size of the area serviced and to some extent by the protocols used; the LAN is the smallest.
Entry link: Local area network (LAN)

Low earth orbit (LEO)

Describing satellite technology aimed to serve two-way high-speed networking, teleconferencing, telehealth, and other interactive applications.
Entry link: Low earth orbit (LEO)


Master patient index

An index of patients, members of health care plans, physicians, health care practitioners, payers, employers, employees, and other individuals, along with patient demographic information—such as name, address, telephone number, date of birth, and visit dates—stored in a computerized database.

Entry link: Master patient index


Megabits (millions of bits) per second. A measure of bandwidth on a data transmission medium such as twisted pair copper cable, coaxial cable, or optical fiber. A typical uncompressed video signal requires at least 45 Mbps to facilitate transmission.
Entry link: Mbps


Is a program that provides health care coverage for people with lower incomes, older people, people with disabilities, and some families and children.
It provides medical coverage and long-term medical care to low-income
Entry link: Medicaid

Medicaid Provider Manual

Is a document released by each state’s Medicaid agency, which serves as the reference document for its Medicaid program.

Entry link: Medicaid Provider Manual

Medically Underserved Area (MUA)

May be a whole county or a group of contiguous counties, a group of county or civil divisions or a group of urban census tracts in which residents have a shortage of personal health services.

Entry link: Medically Underserved Area (MUA)

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