hallucinations/hypoxia

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Postural hallucinations? An unusual presentation of anaemia.

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The case of a 14 year old girl is reported, referred to Child Psychiatry with tearfulness and possible auditory hallucinations. Closer questioning revealed a history of low energy, sleeping excessively without refreshment, exertional dyspnoea, and poor growth. Psychologically, there was no evidence

Hypoxia-related brain dysfunction in forensic medicine.

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Blood gases levels imbalances belong to important factors triggering central nervous system (CNS) functional disturbances. Hypoxia can be illness-related, like in many COPD patients, or it may be caused by broad range of external or iatrogenic factors - including influence of drugs depressing

Syncope: a videometric analysis of 56 episodes of transient cerebral hypoxia.

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To investigate the clinical features of transient cerebral hypoxia, syncope was induced in 56 of 59 healthy volunteers through a sequence of hyperventilation, orthostasis, and Valsalva maneuver. All events were monitored on video by two cameras. Complete syncope with falling and loss of

Visual hallucinations in Alzheimer's disease do not seem to be associated with chronic hypoperfusion of to visual processing areas V2 and V3 but may be associated with reduced cholinergic input to these areas.

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Up to 20% of patients with AD experience hallucinations. The pathological substrate is not known. Visual hallucinations (VH) are more common in dementia with Lewy bodies (DLB). In autopsy studies, up to 60% of patients with AD have concomitant Lewy body pathology. Decreased perfusion

[Forced treatment of a periappendicular abscess in a paranoid schizophrenic].

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A paranoid schizophrenic 34-year-old man presented with acute lower right abdominal pain. A periappendicular abscess was discovered and the septic patient was offered drainage - which he refused. He was found to be psychotic with auditory hallucinations and a lack of insight into the severity of his

Getting Comfortable With Near-Death Experiences: Dutch Prospective Research on Near-Death Experiences During Cardiac Arrest.

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In Dutch prospective studies on near-death experiences (NDE) in survivors of cardiac arrest, 18% of the 344 included patients reported such an experience of enhanced consciousness during the period of unconsciousness, during clinical death, during a transient functional loss of the cortex and the

Efficacy and safety of midazolam and ketamine in paediatric upper endoscopy.

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OBJECTIVE Upper endoscopy can be successfully carried out in children under deep sedation and anaesthesia. However, the best method of upper endoscopy for children who require gastrointestinal intervention has yet to be defined. The aim of this study is to investigate the efficacy and safety of the

A randomized placebo-controlled trial of an NMDA receptor antagonist in sleep-disordered breathing.

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Hypoxemia is a powerful stimulus of glutamate release in the central nervous system (CNS) and a hallmark phenomenon in sleep disordered breathing (SDB). Glutamate effects that include neuronal damage and apoptosis following hypoxemia and apnea following microinjections in animal models are in part

Psychopatho-ophthalmology, gnostic disorders, and psychosis in cardiac surgery. Visual disturbances after open heart surgery.

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The visual disturbances of 45 patients following open heart surgery could be divided into disturbances of (1) visual acuity, (2) visual accuracy, and (3) visual reality testing. The non-hallucinatory phenomena consisted mainly of loss of colour vision, metamorphopsias, visual gnostic disorders and

Sick cell syndrome in a burned patient.

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The sick cell syndrome is a disorder of the cellular Na+/K+ pump with several causes which include hypoxia, sepsis, hypovolaemia and malnourishment. We report an example of the sick cell syndrome which occurred twice to a patient admitted to our Burn Centre, the first time due to hyponutrition and

Near-death experiences: the experience of the self as real and not as an illusion.

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Because the publication of several prospective studies on near-death experience (NDE) in survivors of cardiac arrest have shown strikingly similar results and conclusions, the phenomenon of the NDE can no longer be scientifically ignored. The NDE is an authentic experience that cannot be simply

Evaluation of Different Sedatives for Colonoscopy.

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Sedation and analgesia are important elements of endoscopic examinations, to sedate patients and help the patients and the endoscopists to feel comfortable. Different sedatives are used; these should be administered with caution, and patients should be continuously monitored during the

[Delirium in old age can be prevented and treated].

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BACKGROUND Delirium is a common neuropsychiatric syndrome characterized by disturbance of attention and consciousness developing over a short period of time. Symptoms tend to fluctuate during the course of the day. Delirium is by definition a direct physiological consequence of a general medical

Murine Typhus Presenting with Acute Psychosis and Disseminated Intravascular Coagulation: A Case Report.

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Murine typhus is an endemic infectious disease caused by Rickettsia typhi and is transmitted by fleas. It typically causes a mild illness with symptoms of fever, rash, headache, chills, and non-specific gastrointestinal complaints. However, there have been no reported cases in the literature of

Neuroglobin and Alzheimer's dementia: genetic association and gene expression changes.

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We previously reported strong genetic linkage on chromosome 14q to Alzheimer's disease (AD) using the presence of co-morbid hallucinations as a covariate. Those results suggested the presence of a gene increasing the risk for a genetically homogeneous form of AD characterized by the absence of

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