Ep-PAINE-nym



Charles Bonnet Syndrome

Other Known Aliasesvisual release hallucinations

Definitionsymptoms of visual hallucinations that occur in patients with visual loss

Clinical Significance these release hallucinations can be simple, non-formed images (such as lines, flashes, shapes, etc.) or the can be formed images (such as people, animals, scenes, etc.). These patients can often be missed diagnosed as psychosis or early dementia. Diagnosis is made in the absence of other psychiatric illness or other causes of hallucinations.

HistoryNamed after Charles Bonnet (1720-1793), who was a Genevan naturalist who was a lawyer by trade, but fascinated by the natural sciences. He spent the majority of career observing and studying insects, germ theory, and philosophy. He described the eponym that bears his name in 1760 in his book “Essai analytique sur les facultés de l’âme“, where he described the hallucinations of his 87yo grandfather who was nearly blind from cataracts


References

  1. Firkin BG and Whitwirth JA.  Dictionary of Medical Eponyms. 2nd ed.  New York, NY; Parthenon Publishing Group. 1996.
  2. Bartolucci S, Forbis P.  Stedman’s Medical Eponyms.  2nd ed.  Baltimore, MD; LWW.  2005.
  3. Yee AJ, Pfiffner P. (2012).  Medical Eponyms (Version 1.4.2) [Mobile Application Software].  Retrieved http://itunes.apple.com.
  4. Whonamedit – dictionary of medical eponyms. http://www.whonamedit.com
  5. Up To Date. www.uptodate.com
  6. Bonnet Charles (1760) Essai Analytique sur les facultés de l’âme. Copenhagen: Philibert, pp 426–428

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