ictal metamorphopsia

ictal metamorphopsia
   The term ictal metamorphopsia comes from the Latin noun ictus (thrust, blow) and the Greek words metamorphoun (to change the form) and opsis (seeing). It is used to denote a type of "metamorphopsia (i.e. a visual distortion) attributable to a simple partial epileptic seizure or status epilepticus affecting specific cell columns in the visual association cortex.
   Baumgartner, G. (1982). Visuelle Wahrnehmungsstörungen und Halluzinationen bei Epilepsie und anderen Hirnerkrankungen.In: Halluzinationen bei Epilepsien und ihre Differentialdiagnose. Edited by Karbowski, K. Bern: Verlag Hans Huber.
   Heo, K., Cho, Y.J., Lee, S.-K., Park, S.A., Kim, K.-S., Lee, B.I. (2004). Single-photon emission computed tomography in a patient with ictal metamorphopsia. Seizure, 13, 250-253.

Dictionary of Hallucinations. . 2010.

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  • metamorphopsia —    The term metamorphopsia comes from the Greek words metamorphoun (to change the form) and opsis (seeing). It translates roughly as seeing an altered form . It is not clear who introduced the term, but it appears in a medical lexicon as early as …   Dictionary of Hallucinations

  • prosopometamorphopsia —    Also known as metamorphopsia for faces. The term prosopometamorphopsia is indebted to the Greek words prosopon (face, expression, part, mask), metamorphoun (to change the form), and opsis (seeing). It translates loosely as seeing faces in an… …   Dictionary of Hallucinations

  • polyopia —    Also known as polyopsia. Both terms stem from the Greek words polus (much, many) and opsis (seeing). They refer to the perception of an image that repeats itself within the visual field. The ensuing coexistence of various similar images within …   Dictionary of Hallucinations

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