MPZ and Distal amyotrophy: The c.449−9C>T variant in the MPZ gene (NM_000530.8) was previously described in a heterozygous state in a 46-year-old male Serbian patient with neural amyotrophy [9], the only affected family member with the age of manifestation around 26 years, with distal limb muscle atrophy, decreased tendon reflexes, and a median nerve conduction velocity of 22.7 m/s.