Charcot-Marie-Tooth Disease, Demyelinating, Type 1h, also known as neuropathy, hereditary, with or without age-related macular degeneration, is related to macular degeneration, age-related, 3. An important gene associated with Charcot-Marie-Tooth Disease, Demyelinating, Type 1h is FBLN5 (Fibulin 5). Affiliated tissues include skin, and related phenotypes are distal sensory impairment and distal lower limb muscle weakness