| Phenotype details |
uneventful pregnancy and delivery; normal developmental milestones; 4y-progressive distal weakness, wasting of LT LL, foot inversion, foot drop with deformity; developed progressive distal weakness, wasting ULs and LLs, progressive diminished sensation ULs and LLs (stocking, glove distribution), marked imbalance occurs in dim vision, attacks of palpitation; no cranial nerve affection, no sphincteric disturbance; walks support, wears foot brace; bilateral flexion deformities of fingers, bilateral foot drop, flexion deformities feet, high arched feet (equinous deformities, trophic ulcerations), bilateral wasting both ULs and LLs (distal and proximal), fingers, hand grips, toes, ankles (grade 0); normal muscle power around knees, hips, shoulders; bilateral lost deep reflexes ULs and LLs; no planter response, long stocking and glove hypoesthesia; impaired deep sensation both LLs; severe axonal neuropathy with secondary demyelination |