- loss of intellectual functions such as memory, learning, reasoning, problem solving, and abstract thinking while vegetative functions remain intact.
290 Dementias convert 290 to ICD-10
290.0 Senile dementia, uncomplicated convert 290.0 to ICD-10
290.1 Presenile dementia convert 290.1 to ICD-10

290.10 … uncomplicated convert 290.10 to ICD-10

290.11 … with delirium convert 290.11 to ICD-10

290.12 … with delusional features convert 290.12 to ICD-10

290.13 … with depressive features convert 290.13 to ICD-10
290.2 Senile dementia with delusional or depressive features convert 290.2 to ICD-10

290.20 Senile dementia with delusional features convert 290.20 to ICD-10

290.21 Senile dementia with depressive features convert 290.21 to ICD-10
290.3 Senile dementia with delirium convert 290.3 to ICD-10
290.4 Vascular dementia convert 290.4 to ICD-10

290.40 … uncomplicated convert 290.40 to ICD-10

290.41 … with delirium convert 290.41 to ICD-10

290.42 … with delusions convert 290.42 to ICD-10

290.43 … with depressed mood convert 290.43 to ICD-10
290.8 Other specified senile psychotic conditions convert 290.8 to ICD-10
290.9 Unspecified senile psychotic condition convert 290.9 to ICD-10