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Last updated: 03 January 2025 Print

Hereditary Neuralgic Amyotrophy (HNA)

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Hereditary Neuralgic Amyotrophy (HNA)

Overview

  • Definition: A dominantly inherited condition characterized by recurrent episodes of brachial plexopathy with pain and weakness.
  • Epidemiology:
    • Onset typically in the second decade.
    • Early onset can occur, including congenital brachial plexus palsy at birth.

    Clinical Features

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