ICD-10-CM-2023: G13 Systemic atrophies primarily affecting central nervous system in diseases classified elsewhere

G10-G14	Systemic atrophies primarily affecting the central nervous system
G13	Systemic atrophies primarily affecting central nervous system in diseases classified elsewhere
G13.0	Paraneoplastic neuromyopathy and neuropathy
	Info:	Carcinomatous neuromyopathy Sensorial paraneoplastic neuropathy [Denny Brown]
	Code first	underlying neoplasm (C00-D49)
G13.1	Other systemic atrophy primarily affecting central nervous system in neoplastic disease
	Info:	Paraneoplastic limbic encephalopathy
	Code first	underlying neoplasm (C00-D49)
G13.2	Systemic atrophy primarily affecting the central nervous system in myxedema
	Code first	underlying disease, such as: hypothyroidism (E03.-) myxedematous congenital iodine deficiency (E00.1)
G13.8	Systemic atrophy primarily affecting central nervous system in other diseases classified elsewhere
	Code first	underlying disease

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