Charles Bonnet syndrome
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complex visual hallucinations without attendant psychological abnormality; more common in old people with vision problems.
Synonym(s): Charles Bonnet syndrome
Charles Bonnet syndromeAn idiopathic condition characterised by complex hallucinations in otherwise normal people who have various forms of visual impairment—e.g., glaucoma, methanol poisoning, cataracts. It has been attributed to the loss of suppression of spontaneous images resulting from the lack of visual input. It was described in 1769 by the Swiss philosopher, Charles Bonnet (1720–1793).
Charles Bonnet syndrome(sharl bo-na')
[Charles Bonnet, Swiss scientist, 1720–1793]
Bonnet,Charles, Swiss naturalist, 1720-1795.
Charles Bonnet syndrome - geriatric disorder marked by hallucinations.