In simple words: This code signifies severe memory loss and cognitive decline due to an underlying medical problem, without additional mental or behavioral issues.

Dementia in other diseases classified elsewhere, severe, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety.Major neurocognitive disorder in other diseases classified elsewhere, severe, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety. This code describes severe dementia (major neurocognitive disorder) resulting from a documented physical or medical condition. Importantly, the patient does not exhibit any behavioral disturbances (such as agitation or aggression), psychotic symptoms (like hallucinations or delusions), mood disturbances (like depression or mania), or anxiety.

Example 1: A patient with severe Parkinson's disease develops significant cognitive decline, meeting the criteria for severe dementia. They do not exhibit any behavioral issues, psychosis, mood problems, or anxiety., A patient with a history of traumatic brain injury now presents with severe cognitive deficits consistent with dementia. No other behavioral, psychotic, mood, or anxiety disturbances are observed., Following a severe hypoxic event, a patient develops severe dementia, but lacks other significant psychiatric manifestations.

Documentation should clearly establish the presence of severe dementia (major neurocognitive disorder). The underlying medical condition responsible for the dementia should be explicitly stated.The absence of behavioral disturbances, psychosis, mood disorders, and anxiety should be documented.