Although<unk>  is a progressive condition, the prognosis for individuals with<unk>  varies greatly. It primarily affects the legs although there can be some upperbody involvement in some individuals. Some cases are seriously disabling while others are less disabling and are compatible with a productive and full life. The majority of individuals with<unk>  have a normal life expectancy.
Hereditary spastic paraplegia
Spinal muscular atrophy
Madras motor neuron disease
Tropical ataxic neuropathy
Spinal and bulbar muscular atrophy
Autosomal recessive cerebellar ataxia type 1
Distal hereditary motor neuronopathies
Congenital distal spinal muscular atrophy