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Mueser and colleagues (1990) examined 117 DSM-III-R schizophrenic or schizoaffective disorder patients and reported a prevalence of 16% for visual hallucinations. Interestingly, they found that the global severity of illness was higher in patients with schizophrenia and visual hallucinations. Teeple and colleagues (2009) observe that this finding makes sense ...


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No – at least, they shouldn't be required. Wikipedia describes the DSM-5 as requiring "delusions, hallucinations, or disorganized speech". Delusions are distinct from hallucinations in that they aren't necessarily perceptual in a conventional sense, though both diverge a person's conscious experience from empirical reality. Disorganized speech is ...


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Something to keep in mind is that anything you hear on TV is that it's probably not completely accurate. Psychosis is not a condition; it's a symptom of a condition. Psychosis can be involved in many psychopathologies, (psychological disorders) with symptoms of a psychosis involved in schizophrenia, depression, PTSD, bi-polar disorder, and many other types ...


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The specific revelations about global surveillance schemes that you reference like PRISM and XKeyscore are relatively recent (June 2013), so it looks like it's too early for any research to have been done into the statistical frequency of such symptoms. (I can't find any, at least!) However, some have suggested that the common public knowledge that such ...


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Since asking the question, I was able to locate a first-person account of monothematic delusion, namely, of denial of ownership of one's own limbs (somatoparaphrenia/asomatognosia). It is due to the neurologist and writer Oliver Sacks, who in his fourth book A Leg to Stand On (1984) described his recovery after a fall in a remote region of Norway in which he ...


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I can offer a case study - Elisabeth Kubler-Ross, creator of the infamous "Kubler-Ross Model" or "five stages of grief" (Denial, Anger, Bargaining, Depression, Acceptance). Her entire career as a psychiatrist was spent working with terminally ill patients and their grieving families. She strongly believed in a life after death and outer-body experiences, and ...


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According to the DSM V, for the diagnosis of schizophrenia, the following is necessary: two (or more) of the following, each present for a significant portion of time during a 1-month period (or less if successfully treated): (1) Delusions (2) Hallucinations (3) Disorganized speech (4) Grossly disorganized or catatonic behavior (5) Negative ...



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