from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An abnormal condition or mental state characterized by hallucination.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A mental state of hallucination.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a mental state in which the person has continual hallucinations
Peduncular hallucinosis occurs when perfectly sane people begin to see small, unthreatening cartoon characters, often in military attire.
I am speaking of what I can call musical hallucinosis, involuntary music in the head.
Carl Zimmer has written a great article for the Sunday Telegraph about a brain disorder called musical hallucinosis.
In particular, he appreciates that the robust differences between dreaming and waking consciousness such as the visuomotor hallucinosis, the delusional belief that one is awake, the distinctive defects in cognition, the heightened emotionality, and the poor memory have their neural correlates in the altered neural activation pattern of REM sleep.
Experienced and knowledgeable clinicians, however, can further refine this and other amorphous categories (e.g., hallucinosis secondary to coarse brain disease) by their awareness of the scientific literature, which always runs ahead of the official nosology and offers unofficial, but clinically useful, choices (e.g., catatonia as a treatment-responsive syndrome separate from schizophrenia; various frontal and parietal lobe syndromes).
Atypical symptom cluster e.g., depressive syndrome with apathy, not sadness, hallucinosis without other psychopathology, mania with psychomotor features or stereotypy
The phenomenon of auditory hallucinations in chronic alcoholism: A critical evaluation of the status of alcoholic hallucinosis.
Although its proper place in psychiatric nosology is unclear see Chapter 11, reactive psychosis is characterized by an acute onset episode of hallucinosis, usually with delusional ideas, following a precipitating event.
Alcoholic hallucinosis and schizophrenia: A negative study.
It was known, for example, that TIQs can induce changes in blood pressure and temperature, hyperexcitability leading to withdrawal seizure, and hallucinosis.
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