Upper Extremity

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NEUROPATHY: Upper Extremity Onset

Motor Neuron Disorders: Acquired
- ALS
- Distal Lower Motor Neuron Syndrome with anti-GM1 antibodies
- Multifocal Motor Neuropathy
- Pure motor syndromes of the hand
- Proximal lower motor neuron syndromes
- Monomelic amyotrophy (Hirayama syndrome)
Sensory neuronopathy
Polyneuropathies
- Hereditary
  - Glycyl tRNA Synthetase mutations: HMN 5A; CMT 2D
  - BSCL2 mutations: HMN 5B; SPG17
- Amyloidosis (Carpal tunnel syndrome)
- Toxins
  - Lead intoxication
  - Dapsone
- CIDP: Upper extremity variant
- Mononeuritis multiplex
- Insulinoma + Neuropathy
Local Nerve Lesions
- Brachial Plexopathy
- Entrapments
CNS
- Spinal lesion: Central cord syndrome
- CNS lesion
Also see: Proximal arm weakness & dysfunction

PMA: Duchenne

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12/5/2006