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Peripheral neuropathy as the presenting feature of multiple system atrophy
C Rodolico1, A Toscano, G De Luca
1Institute of Neurologic and Neurosurgical Sciences, University of Messina, Italy. crodoli@tin.it
Summary
Multiple system atrophy (MSA) can initially present as peripheral nerve issues. This suggests MSA should be considered in unexplained neuropathies with autonomic dysfunction.
Area of Science:
- Neurology
- Neuroscience
- Peripheral Nervous System Disorders
Background:
- Multiple system atrophy (MSA) is a rare neurodegenerative disorder.
- Typical MSA symptoms include autonomic dysfunction, motor deficits, and cerebellar ataxia.
- Peripheral nervous system involvement is not a commonly recognized initial presentation of MSA.
Observation:
- A 55-year-old male patient presented with a 3-year history of distal weakness and atrophy in the upper limbs.
- The patient also experienced dysesthesia in the feet.
- All other identifiable causes of peripheral neuropathy were systematically excluded.
Findings:
- The case suggests that peripheral nervous system impairment may precede the typical clinical manifestations of MSA.
- Autonomic system dysfunction was noted in conjunction with peripheral neuropathy.
- Exclusion of other common causes of autonomic neuropathy was crucial in considering MSA.
Implications:
- This case highlights the potential for peripheral nerve involvement as an early sign of MSA.
- Clinicians should consider MSA in patients with peripheral neuropathies, especially when accompanied by autonomic dysfunction.
- Further research may elucidate the role of peripheral nervous system involvement in the early diagnosis and pathogenesis of MSA.