[…] potentials, an increased creatine kinase level, dramatic enlargement of calf muscles, and a muscle biopsy specimen showing denervation accompanied by true muscle fiber hypertrophy; ataxia and other clinical signs of spinocerebellar degeneration were also present [pubmed.ncbi.nlm.nih.gov]

• Ataxia

  Case Reports Hypertrophia musculorum vera in familial ataxia P P O'Donnell et al. Arch Neurol. 1986 Feb. Abstract A kindred with dominantly inherited ataxia demonstrated hypertrophia musculorum vera as a phenotypic feature of the disease. [pubmed.ncbi.nlm.nih.gov]

J-Neurol-Neurosurg-Psychiatry. 2000 Nov; 69(5): 642-4 Alessi,-G; De-Reuck,-J; De-Bleecker,-J; Vancayzeele,-S Successful immunoglobulin treatment in a patient with neuromyotonia. Clin-Neurol-Neurosurg. 2000 Sep; 102(3): 173-5 [malattierare.regione.veneto.it]