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BACKGROUND The classification of catatonia has fluctuated and underwent recent changes in DSM-5. The current study examines the prevalence of catatonia signs, estimates the utility of diagnostic features, identifies core catatonia signs, and explores their underlying structure. METHOD We screened 339 acutely ill medical and psychiatric patients with the(More)
OBJECTIVE To describe 2 cases of encephalitis with neuropsychiatric symptoms including catatonia, compounded by neuroleptic use for delirious agitation culminating in malignant catatonia responsive to electroconvulsive therapy (ECT). BACKGROUND Neuropsychiatric symptoms including catatonia can be manifestations of limbic encephalitis and encephalitides of(More)
BACKGROUND The presence of primitive reflexes (PRs) may have diagnostic or prognostic value in the evaluation of cognitive impairment. OBJECTIVE We hypothesized that the presence of preoperative PRs would predict the development of postoperative delirium and that the emergence of PRs postoperatively would be positively associated with the emergence of(More)
Accor ding to DSM-IV-TR, a hallucination is " a sensory perception that has a compelling sense of reality of a true perception, but occurs without external stimulation of the relevant sensory organ. " Thus, an auditory hallucination is a false perception of sound. These are the most common forms of hallucinations (1). Auditory hallucinations are found most(More)
The care of patients who suffer from physical pain and a psychiatric illness is typically challenging because of the complex interplay of affective, behavioral, cognitive, and physical aspects of pain. Psychiatrists are often asked to evaluate patients with pain because of a concern for comorbid depression and anxiety, and fears of suicidality as a result(More)
BACKGROUND Wernicke-Korsakoff syndrome (WKS) is a well described syndrome of neurological and cognitive problems that comprises both Wernicke's encephalopathy (WE) and Korsakoff syndrome (KS). WE is an acute neuropsychiatric disorder caused by thiamine deficiency. KS is a chronic consequence of thiamine deficiency with prominent impairment in memory(More)
BACKGROUND Cannabis is the most commonly used illicit substance worldwide. Cannabinoids or cannabinoid receptor agonists are often used to treat nausea, vomiting, and anorexia. However, in recent years, several medical journals have published reports of patients with nausea and vomiting thought to be induced by chronic cannabis use. OBJECTIVE The authors(More)
Psychogenic pseudosyncope (PPS) is the appearance of transient loss of consciousness (TLOC) in the absence of true loss of consciousness. Psychiatrically, most cases are classified as conversion disorder, which is hypothesized to represent the physical manifestation of internal stressors. The incidence of PPS is likely under-recognized and the disorder is(More)
Ziprasidone is an atypical antipsychotic with a unique receptor-binding profile. Currently, ziprasidone is approved by the US Food and Drug Administration for the acute treatment of psychosis in schizophrenia and mania in bipolar disorder. When compared to certain other atypical antipsychotics, ziprasidone appears to have a relatively benign side effect(More)
Approximately 25% of US hospital beds are occupied by individuals with active substance use disorders (SUD). Acute medical hospitalization provides an opportunity to address SUDs and provide patient-centered intervention and referral for treatment. Nationally, some hospitals have developed substance abuse consultation departments to improve the care of(More)