Charcot-Marie-Tooth disease, type 4H (CMT4H) is a demyelinating CMT peripheral sensorimotor polyneuropathy. The disease is MONDO_0012250 (Charcot-Marie-Tooth disease type 4H). Also known as: CMT4H, Charcot-Marie-Tooth disease type 4 caused by mutation in FGD4, Charcot-Marie-Tooth neuropathy type 4H, FGD4 Charcot-Marie-Tooth disease type 4, autosomal recessive Charcot-Marie-Tooth disease type 4H, autosomal recessive demyelinating Charcot-Marie-Tooth disease type 4H.