Charcot-Marie-Tooth Disease and Deafness, also known as charcot-marie-tooth disease type 1e, is related to charcot-marie-tooth disease type 1g and roussy-levy hereditary areflexic dystasia. An important gene associated with Charcot-Marie-Tooth Disease and Deafness is PMP22 (Peripheral Myelin Protein 22), and among its related pathways/superpathways are Neural crest differentiation and Intracellular trafficking proteins involved in CMT neuropathy. Affiliated tissues include spinal cord and brain, and related phenotypes are sensorineural hearing impairment and decreased nerve conduction velocity