ICD-11 · 6D82

Dementia due to Lewy body disease

A dementia disorder characterized by fluctuating cognitive impairment, recurrent visual hallucinations, spontaneous parkinsonism, and REM sleep behavior disorder. Sensitivity to antipsychotics is clinically important.

Symptoms

Recurrent, well-formed visual hallucinations (also: Visual hallucinations, recurrent complex visual hallucinations, seeing people or animals that are not there, formed visual hallucinations, vivid visual hallucinations in DLB)
Marked fluctuation in cognition and alertness (also: Fluctuating cognition, cognitive fluctuations, marked variation in attention, day-to-day variation in functioning, episodic confusion)
Spontaneous parkinsonism features (rigidity, tremor, bradykinesia) (also: Parkinsonism, extrapyramidal features, rigidity, tremor, bradykinesia in Lewy body dementia)
REM sleep behavior disorder (acting out dreams) (also: REM sleep behavior disorder, acting out dreams during sleep, nocturnal motor behaviors, dream enactment behavior, RBD in Lewy body disease)

Synonyms and related terms

Visual hallucinations, recurrent complex visual hallucinations, seeing people or animals that are not there, formed visual hallucinations, vivid visual hallucinations in DLB, Fluctuating cognition, cognitive fluctuations, marked variation in attention, day-to-day variation in functioning, episodic confusion, Parkinsonism, extrapyramidal features, rigidity, tremor, bradykinesia in Lewy body dementia, REM sleep behavior disorder, acting out dreams during sleep, nocturnal motor behaviors, dream enactment behavior, RBD in Lewy body disease

Frequently asked questions

What are the symptoms of Dementia due to Lewy body disease?

Symptoms associated with Dementia due to Lewy body disease (ICD-11 6D82) include: Recurrent, well-formed visual hallucinations, Marked fluctuation in cognition and alertness, Spontaneous parkinsonism features (rigidity, tremor, bradykinesia), REM sleep behavior disorder (acting out dreams).

WHO ICD-11 source

View this entry in the official WHO ICD-11 browser: 6D82 – WHO ICD-11

Notes

Duża zmienność objawów → różnicować z delirium.

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Source: WHO ICD-11 (chapter 6 – Mental, behavioral and neurodevelopmental disorders). Used under CC BY-ND 3.0 IGO. ICD Diagnostica is not affiliated with or endorsed by WHO. Informational use only – does not replace clinical judgment.