Chapter 6
Diseases of the nervous system
G00-G99
Diseases of the nervous system are classified here, including epilepsy, migraine, Parkinson's disease, and multiple sclerosis. Several categories, particularly epilepsy, require specifying severity or control status (e.g. intractable vs. not intractable) for the most accurate code.
Sections
- G00-G09Inflammatory diseases of the central nervous system
- G10-G14Systemic atrophies primarily affecting the central nervous system
- G20-G26Extrapyramidal and movement disorders
- G30-G32Other degenerative diseases of the nervous system
- G35-G37Demyelinating diseases of the central nervous system
- G40-G47Episodic and paroxysmal disorders
- G50-G59Nerve, nerve root and plexus disorders
- G60-G65Polyneuropathies and other disorders of the peripheral nervous system
- G70-G73Diseases of myoneural junction and muscle
- G80-G83Cerebral palsy and other paralytic syndromes
- G89-G99Other disorders of the nervous system