Differential Diagnosis of Dementias - Alzheimer's Association
Differential Diagnosis of Dementias - Alzheimer's Association
Differential Diagnosis of Dementias - Alzheimer's Association
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Delirium, Dementia, and Depression 1,2<br />
Delirium Dementia Depression<br />
Onset Sudden Insidious Recent or recurrent<br />
Duration<br />
Minutes to<br />
days<br />
Months to years<br />
Weeks to months<br />
Progression<br />
Reversible –<br />
resolves with<br />
treatment<br />
Irreversible<br />
Reversible, relapses<br />
common<br />
Consciousness Fluctuating Generally alert<br />
Generally alert,<br />
possibly withdrawn<br />
History <strong>of</strong><br />
depression<br />
Usually<br />
negative<br />
Usually negative<br />
Usually positive<br />
Visuospatial Preserved Often abnormal Preserved<br />
Mood – Sadness/<br />
Guilt/Worthlessness<br />
Absent Usually absent Usually Present<br />
1. Cefalu C, Grossberg GT. Leawood, KS: American Academy <strong>of</strong> Family Physicians; 2001. 2. American Psychiatric <strong>Association</strong>. DSM-IV-TR ® .<br />
Washington, DC: American Psychiatric <strong>Association</strong>; 2000.<br />
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