A<unk>  can potentially find the cause of the numbness and/or pain experienced in the limbs. It can reveal if these symptoms are caused by damage to the myelin sheath, damage to the small<unk> s, destruction of the axon in the<unk>  cells or neuropathies.
Nerve biopsy
Nerve conduction study
Myelography
Muscle biopsy
Cervicography
Electromyography
Magnetic resonance myelography
Optomyography