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Dysmegalopsia

 
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Overview

Change in the perceived form of an object.
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  • Micropsia (lilliputian hallucination): objects appear to be smaller than they are
  • Macropsia: objects appear to be larger than they are
  • Causes of Dysmegalopsia

  • Benign - especially if perceived only while falling asleep (hypnagogic) or waking up (hypnopompic).
  • Retinal disease
  • Disorders of accomodation
  • Temporal / parietal lesions
  • Schizophrenia
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