functional disorder

(redirected from functional illness)
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Noun1.functional disorder - disorder showing symptoms for which no physiological or anatomical cause can be identified
disorder, upset - a physical condition in which there is a disturbance of normal functioning; "the doctor prescribed some medicine for the disorder"; "everyone gets stomach upsets from time to time"
organic disorder - disorder caused by a detectable physiological or structural change in an organ
References in periodicals archive ?
Results from the functional illness in primary care (FIP) study.
In particular, there was a tendency to misdiagnose organic conditions as functional illness, and delirium as dementia.

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