A 76 year old woman presents with marked confusion, disorientation, and impaired memory that reportedly became noticeable within the past week. Among the following choices, which is the most likely diagnosis?a) Depression b) Dementia c) Delirium d) Dystonia



Answer :

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c)Delirium has the symptoms of confusion,disorientation and the impaired memory.

Diagnostic criteria for dementia require two or more cognitive impairments that impair social and occupational functioning. Consciousness should not be clouded. Loss of consciousness, especially associated with confusion, disorientation, hallucinations, attention deficits, or marked changes in behavior, are classic signs of delirium. Dystonia involves slow, involuntary, arrhythmic muscle contractions, resulting in forced, distorted postures. Dystonia can present as another disease or as a symptom of another disease (Parkinson's disease). Levodopa can cause dystonia. Delirium is a serious alteration of mental faculties. It leads to confused thinking and lack of awareness of your surroundings. This failure usually develops rapidly within hours or days.

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