What is the correct term that describes the withdraw of protection or support or the discontinuance of medical care without proper notice?

Abandonment.

Explanation:

According to the Oxford's Learner's Dictionary; abandonment is defined as "the act of leaving a person, thing or place with no intention of returning" or "the act of giving up an idea or stopping an activity with no intention of returning to it"

In medicine the term changes slightly and occurs when the benefits of the protection or support that a patient recieved is taken away without proper notification after the patient has been accepted.

This can occur in a number of different ways;

It is not considered abandonment when the doctor-patient relationship is legally terminated. This happens when the physician and the patient mutually agree to terminate the relationship.

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