title: Delirium: masquerades and misdiagnosis in elderly inpatients.
abstract: Delirium is an organic mental disorder defined as transient, fluctuating global dysfunction of cognition. It is common in elderly medical inpatients, yet its varied presentation is often missed or misdiagnosed.
authors: Department of Psychiatry, Yale University School of Medicine, New Haven, Connecticut.
authors: J M
authors: JM
authors: Lyness
mesh_terms: D000368:Aged; D003693:Delirium / Q000175:diagnosis*; D003863:Depression / Q000175:diagnosis; D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D006801:Humans; D007508:Irritable Mood; D008297:Male; D011595:Psychomotor Agitation