has material basis in germline mutation in MFN2 motor peripheral neuropathy neuropathy, hereditary motor and sensory, type 6A https://github.com/monarch-initiative/mondo/issues/4521 https://www.malacards.org/card/neuropathy_hereditary_motor_and_sensory_type_via_with_optic_atrophy HMSN6A OMIM:601152 MFN2 hereditary motor and sensory neuropathy type 6 hereditary motor and sensory neuropathy type 6 caused by mutation in MFN2 neuropathy, hereditary motor and sensory, type 6 peripheral neuropathy and optic atrophy MONDO:0011002 hereditary motor and sensory neuropathy VIA Charcot-Marie-Tooth disease, type 6 GARD:0018091 Any hereditary motor and sensory neuropathy type 6 in which the cause of the disease is a mutation in the MFN2 gene. neuropathy, hereditary motor and sensory, type VIA Charcot-Marie-Tooth disease, type 6A Charcot-Marie-Tooth disease hereditary motor and sensory neuropathy type 6