G71.19 Other specified myotonic disorders
Instructional Notes:
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G71.19
Description: Other specified myotonic disorders
Inclusion Term:
- Myotonia fluctuans
- Myotonia permanens
- Neuromyotonia [Isaacs]
- Paramyotonia congenita (of von Eulenburg)
- Pseudomyotonia
- Symptomatic myotonia
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G71.1
Description: Myotonic disorders
↓
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G71
Description: Primary disorders of muscles
Exclude2:
- arthrogryposis multiplex congenita (Q74.3)
- metabolic disorders (E70-E88)
- myositis (M60.-)
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G70-G73
Description: Diseases of myoneural junction and muscle (G70-G73)
↓
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G00-G99
Description: Diseases of the nervous system
Exclude2:
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)