MFN2 and Charcot-Marie-Tooth disease: Mutations in MFN2, including one case with 2 recessive variants, a c.449G>T p.(Gly150Val) missense variant in compound heterozygous state with a deletion of exons 7–8, and one previously reported case26 with 2 semidominant c.749G>A p.(Arg250Gln) and c.1085C>G p.(Thr362Arg) missense mutations, accounted for 12% of all CMT cases and 37% of axonal CMT cases who received genetic confirmation.