The ICD 11 Code 08 is a WHO Classified code for Diseases of the nervous system
Definition: This is a group of conditions characterized as being in or associated with the nervous system.
Exclusion:
Endocrine, nutritional or metabolic diseases
Complications of pregnancy, childbirth and the puerperium
Certain conditions originating in the perinatal period
Injury, poisoning or certain other consequences of external causes