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Tytuł oryginału: Hallucinations, illusions, and other visual disturbances in neurology.
Autorzy: Brzecki Andrzej, Kobel-Buys Krystyna, Buys Guido
Źródło: New Med. 2002: 5 (2) s.83-88, il., bibliogr. 57 poz.
Sygnatura GBL: 313,682

Hasła klasyfikacyjne GBL:
  • neurologia

    Typ dokumentu:
  • tytuł obcojęzyczny

    Wskaźnik treści:
  • ludzie

    Streszczenie angielskie: The authors describe the visual pathway and especially the posterior part of the optic visual radiation and visual representation in the cuncus of the occipital cortex. Almost the entire visual tract is supplied by the posterior cerebral artery, except for central vision representation, which is supplied by a branch of the middle cerebral artery. Therefore, damage to the visual pathway of one hemisphere may cause hetcronymous hemianopsia or quadrantanopsia and, less frequently, visual hallucinations and illusions. Hallucinations and illusions may also occur - exempli gratia - in infectious encephalopathies, poisonings, sleep disorders and psychoses. In particular, stimulation of the temporal lobe by toxins or drugs having dopamincrgic, semtoninergic or adrenergic actions (frequently true or ,,false" neurotransmitters) may also cause them. Examples of paintings done by artist under the influence of some hallucinogens has been presented. Prosopgnosia and prosopagnosia have been discussed. Prosopagnosia may be caused by an injury the right hemisphere. Anosognosia of the left part of the body and the left visual field have to been also discussed. A case study of a patient with visual hallucinations and illusions of his own enormous extremities in the course of thrombosis of the posterior cerebral artery has been mentioned. Also, in connection with this theme, we discussed anosognosia of the left part of the body and left visual field spatial neglect, cortical blindness etc. and we mentioned border zone infarcts as a new problem of vascular diseases in elderly patients. ...

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