International Statistical Classification of Diseases and Related Health Problems 10th Revision (ICD-10)-WHO Version for ;2019-covid-expanded

Chapter VI
Diseases of the nervous system
(G00-G99)

Diseases of myoneural junction and muscle
(G70-G73)

G70 Myasthenia gravis and other myoneural disorders

Excl.:
botulism (A05.1)
transient neonatal myasthenia gravis (P94.0)
G70.0 Myasthenia gravis
Coding-Hint
Use additional external cause code (Chapter XX), if desired, to identify drug, if drug-induced.
G70.1 Toxic myoneural disorders
Coding-Hint
Use additional external cause code (Chapter XX), if desired, to identify toxic agent.
G70.2 Congenital and developmental myasthenia
G70.8 Other specified myoneural disorders
G70.9 Myoneural disorder, unspecified

G71 Primary disorders of muscles

Excl.:
arthrogryposis multiplex congenita (Q74.3)
metabolic disorders (E70-E90)
myositis (M60.-)
G71.0 Muscular dystrophy
Incl.:
Muscular dystrophy:
  • autosomal recessive, childhood type, resembling Duchenne or Becker
  • benign [Becker]
  • benign scapuloperoneal with early contractures [Emery-Dreifuss]
  • distal
  • facioscapulohumeral
  • limb-girdle
  • ocular
  • oculopharyngeal
  • scapuloperoneal
  • severe [Duchenne]
Excl.:
congenital muscular dystrophy:
  • NOS (G71.2)
  • with specific morphological abnormalities of the muscle fibre (G71.2)
G71.1 Myotonic disorders
Incl.:
Dystrophia myotonica [Steinert]
Myotonia:
  • chondrodystrophic
  • drug-induced
  • symptomatic
Myotonia congenita:
  • NOS
  • dominant [Thomsen]
  • recessive [Becker]
Neuromyotonia [Isaacs]
Paramyotonia congenita
Pseudomyotonia
Coding-Hint
Use additional external cause code (Chapter XX), if desired, to identify drug, if drug-induced.
G71.2 Congenital myopathies
Incl.:
Congenital muscular dystrophy:
  • NOS
  • with specific morphological abnormalities of the muscle fibre
Disease:
  • central core
  • minicore
  • multicore
Fibre-type disproportion
Myopathy:
  • myotubular (centronuclear)
  • nemaline
G71.3 Mitochondrial myopathy, not elsewhere classified
G71.8 Other primary disorders of muscles
G71.9 Primary disorder of muscle, unspecified
Incl.:
Hereditary myopathy NOS

G72 Other myopathies

Excl.:
arthrogryposis multiplex congenita (Q74.3)
dermatopolymyositis (M33.-)
ischaemic infarction of muscle (M62.2)
myositis (M60.-)
polymyositis (M33.2)
G72.0 Drug-induced myopathy
Coding-Hint
Use additional external cause code (Chapter XX), if desired, to identify drug.
G72.1 Alcoholic myopathy
G72.2 Myopathy due to other toxic agents
Coding-Hint
Use additional external cause code (Chapter XX), if desired, to identify toxic agent.
G72.3 Periodic paralysis
Incl.:
Periodic paralysis (familial):
  • hyperkalaemic
  • hypokalaemic
  • myotonic
  • normokalaemic
G72.4 Inflammatory myopathy, not elsewhere classified
G72.8 Other specified myopathies
G72.9 Myopathy, unspecified

G73* Disorders of myoneural junction and muscle in diseases classified elsewhere

G73.0* Myasthenic syndromes in endocrine diseases
Incl.:
Myasthenic syndromes in:
G73.1* Lambert-Eaton syndrome (C00-D48†)
G73.2* Other myasthenic syndromes in neoplastic disease (C00-D48†)
G73.3* Myasthenic syndromes in other diseases classified elsewhere
G73.4* Myopathy in infectious and parasitic diseases classified elsewhere
G73.5* Myopathy in endocrine diseases
Incl.:
Myopathy in:
Thyrotoxic myopathy (E05.-†)
G73.6* Myopathy in metabolic diseases
Incl.:
Myopathy in:
G73.7* Myopathy in other diseases classified elsewhere
Incl.:
Myopathy in: