G31.0

Circumscribed brain atrophy

Coding guidance (WHO 2019)

Frontotemporal dementia (FTD) Pick disease Progressive isolated aphasia

Sibling codes

G31Other degenerative diseases of nervous system, not elsewhere classified G31.1Senile degeneration of brain, not elsewhere classified G31.2Degeneration of nervous system due to alcohol G31.8Other specified degenerative diseases of nervous system G31.9Degenerative disease of nervous system, unspecified