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Case summary
A 45-year-old man presented with 3 months of progressive right hand weakness. Examination showed mild atrophy and weakness of the right hand, and absent tendon reflexes. Cerebrospinal fluid contained 0.42 g/l protein (normal <0.45) and 1 lymphocyte/mm3. Electrodiagnostic studies revealed a multifocal motor neuropathy (MMN) with partial conduction blocks and severe denervation in the muscles of the right hand (figure 1). Sensory nerve conduction studies were normal. Charcot–Marie–Tooth disease, distal demyelinating polyneuropathy associated …
Footnotes
Competing interests None.
Patient consent Obtained.
Ethics approval This study was conducted with the approval of the Strasbourg University Hospital Ethics Committee.
Provenance and peer review Not commissioned; externally peer reviewed.