Meaning of telemedicine: Distance stops being the obstacle, but a physical examination does not travel down a video link, so some visits cannot be replaced.

Definition of telemedicine

Telemedicine is the delivery of clinical care at a distance using electronic communication, including video consultations, telephone calls, secure messaging and devices that send readings from home to a clinical team. It lets a clinician and a patient work together without being in the same room, and covers both live conversations and information reviewed later.

What forms does it take?

FormHow it worksTypical use
Live video or telephoneBoth parties connected in real timeFollow-up visits, medication review, counseling
Store and forwardImages or recordings sent for review at another timeSkin photographs, retinal images, heart tracings
Remote monitoringHome devices transmit readings to the care teamBlood pressure, blood sugar, daily weight in heart failure
Clinician to clinicianA specialist advises the treating team from elsewhereStroke assessment, intensive care support, rural consultation

The last form is easy to overlook and does a great deal of work. It brings specialist judgment to a small hospital without moving the patient anywhere, and it is the reason a rural emergency department can reach a stroke specialist within minutes.

Which visits suit it and which do not?

It fits situations where the conversation carries most of the value: reviewing results, adjusting a medicine, checking on a stable long-term condition, mental health work with a counselor or a mental health counselor, and deciding whether a new symptom needs an in-person visit. It fits poorly where hands, instruments or a laboratory are required. A physical examination is the clearest limit, since listening to the chest, feeling an abdomen, testing reflexes and looking in an ear cannot be done through a screen, and neither can blood tests, imaging or procedures. Anything urgent belongs in person.

What problems come with it?

Access is the largest. It was expected to narrow gaps in care, and it does for people far from a clinic or unable to travel easily, but it depends on a reliable connection, a suitable device and the confidence to use both, which are unevenly distributed and can widen the same gaps instead. Privacy depends on the platform rather than the room. Licensing rules generally tie a clinician to the states where they hold a license, which complicates care across state lines. And documentation carries its own risk, since what could not be examined has to be recorded as clearly as what was.

Used in a sentence

The follow-up appointment was conducted through telemedicine rather than requiring an in-person office visit.

+

Good to know

Telemedicine specifically refers to the remote delivery of clinical services, a narrower concept than telehealth, a broader term that also includes remote patient education and administrative healthcare activities.

Word origin

Where “telemedicine” comes from

Formed from tele-, Greek for far off or distant, combined with medicine, from Latin medicina, the art of healing.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.