TY - CHAP M1 - Book, Section TI - Dementia & Memory Disorders A1 - Greenberg, David A. A1 - Aminoff, Michael J. A1 - Simon, Roger P. PY - 2021 T2 - Clinical Neurology, 11e AB - Dementia is an acquired, diffuse, and usually progressive impairment of the content of consciousness. Dementia differs from other disorders of cognitive function, such as coma (see Chapter 3, Coma) or confusional states (see Chapter 4, Confusional States), in that in dementia, the level of consciousness (wakefulness or arousal) is preserved. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/04/18 UR - neurology.mhmedical.com/content.aspx?aid=1182389448 ER -