6D85 Dementia due to diseases classified elsewhere

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

sections/codes in this section (6D85-6D85)

coding note

This category should never be used in primary tabulation. The codes are provided for use as supplementary or additional codes when it is desired to identify the presence of dementia in diseases classified elsewhere. When dementia is due to multiple aetiologies, code all that apply.


Add Stem and/or Extension codes to form a cluster code which adds detail to the condition.

Associated with  - multiple selections are allowed
Has severity  - only one may be selected
Has causing condition  - a selection is required  - multiple selections are allowed