G71.19 Other specified myotonic disorders
Billable ICD-10-CM code, FY2026.
Applicable to
- Myotonia fluctuans
- Myotonia permanens
- Neuromyotonia [Isaacs]
- Paramyotonia congenita (of von Eulenburg)
- Pseudomyotonia
- Symptomatic myotonia
Applies from G71 Primary disorders of muscles
Excludes2 (not included here)
- arthrogryposis multiplex congenita (Q74.3)
- metabolic disorders (E70-E88)
- myositis (M60.-)
MS-DRG index
Defines the logic of DRG(s) 091-093 in MDC 01.
Approximate ICD-9-CM (GEMs)
359.29 Other specified myotonic disorder
Code annotations containing back-references to G71.19
Back-references to G71.19
- Type 1 Excludes:
G72.3 Periodic paralysis ("paramyotonia congenita (of von Eulenburg) (G71.19)")
Back-references to G71.1
- Code First:
H28 Cataract in diseases classified elsewhere ("myotonia (G71.1-)")
Back-references to G71
- Code First:
M62.84 Sarcopenia ("primary disorders of muscles (G71.-)")
Diagnosis Index entries for G71.19
- Cataract (cortical) (immature) (incipient) › associated with › myotonic disorders
- Cataract (cortical) (immature) (incipient) › in (due to) › myotonic disorders
- Cataract (cortical) (immature) (incipient) › myotonic
- Disease, diseased › Eulenburg's (congenital paramyotonia)
- Disease, diseased › von Eulenburg's (congenital paramyotonia)
- Disorder (of) › myotonic NEC
- Eulenburg's disease (congenital paramyotonia)
- Myotonia (acquisita) (intermittens) › fluctuans
- Myotonia (acquisita) (intermittens) › permanens
- Myotonia (acquisita) (intermittens) › symptomatic
- Neuromyotonia (Isaacs)
- Paramyotonia (congenita)
- Pseudomyotonia
- Von Eulenburg's disease
Nearby codes
G71.1 Myotonic disordersG71.11 Myotonic muscular dystrophyG71.12 Myotonia congenitaG71.13 Myotonic chondrodystrophyG71.14 Drug induced myotoniaG71.19 Other specified myotonic disorders (this code)G71.2 Congenital myopathiesG71.20 Congenital myopathy, unspecifiedG71.21 Nemaline myopathyG71.22 Centronuclear myopathyG71.220 X-linked myotubular myopathy