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Clinical vampirism, more commonly known as Renfield's syndrome, is an obsession with drinking blood.The earliest presentation of clinical vampirism in psychiatric literature was a psychoanalytic interpretation of two cases, contributed by Richard L. Vanden Bergh and John. F. Kelley. [1]
Syncope, the medical term for passing out, happens when there’s a sudden change in the blood flow to the brain, according to the National Institute of Neurological Disorders and Stroke.
More than 40 percent of all people with schizophrenia end up in supervised group housing, nursing homes or hospitals. Another 6 percent end up in jail, usually for misdemeanors or petty crimes, while an equal proportion end up on the streets. Among researchers, schizophrenia has long been known as the “graveyard of psychiatric research.”
There are cases where vampirism and auto-vampirism are one of many symptoms of schizophrenia. [11] This was illustrated in the case of a 35- year old woman with schizophrenia who experienced severe depersonalization and auditory hallucinations that commanded her to drink her own blood.
The causes of schizophrenia that underlie the development of schizophrenia, a psychiatric disorder, are complex and not clearly understood.A number of hypotheses including the dopamine hypothesis, and the glutamate hypothesis have been put forward in an attempt to explain the link between altered brain function and the symptoms and development of schizophrenia.
The underlying mechanism involves the nervous system slowing the heart rate and dilating blood vessels, resulting in low blood pressure and thus not enough blood flow to the brain. [2] Diagnosis is based on the symptoms after ruling out other possible causes. [3] Recovery from a reflex syncope episode happens without specific treatment. [2]
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