Differential consideration
Alzheimer's disease
G30.x/F02.8xNeurocognitive & Delirium
Why consider it
memory-predominant; insidious
Criteria and features to review
- A. Criteria met for major or mild NCD (substantial or modest cognitive decline in ≥1 domain)
- B. Insidious onset and gradual progression in ≥1 cognitive domain (most often episodic memory early)
- C. Probable AD: genetic mutation or ≥2 declining domains + no mixed aetiology; Possible AD: no genetic evidence or insufficient domains or mixed aetiology present
- D. Disturbance not better explained by cerebrovascular disease, another NCD, medical condition, or substances
Questions to clarify
- Which documented criteria and exclusions are met for each possibility?
- What timeline, course, and functional change best distinguishes the alternatives?
- Are substance, medication, medical, developmental, and contextual explanations adequately assessed?