Lewy body neurocognitive disorder

The full DSM-5-TR criteria are not included in this record. Everything the record does hold is shown below. Check DSM-5-TR before recording the diagnosis.

1. A

   Key feature A

   Criteria met for major or mild NCD with insidious onset and gradual progression

2. B

   Key feature B

   Probable: ≥2 core features (fluctuating cognition; recurrent visual hallucinations; spontaneous parkinsonism; REM sleep behaviour disorder); Possible: 1 core feature or indicative biomarker

3. C

   Key feature C

   Core features not better explained by another condition (e.g. medications)

4. D

   Key feature D

   Disturbance does not occur exclusively during delirium; not better explained by AD or another NCD

Mild / Major neurocognitive disorder

Degree of cognitive impairment and level of functional independence.

With behavioural disturbance

Agitation, mood change, psychosis, or other behavioural symptoms present.

Probable Lewy body NCD

Two or more core clinical features, or one core feature plus indicative biomarker.

Possible Lewy body NCD

One core feature without biomarker support, or biomarker alone without multiple core features.