| Phenotype details |
normal pregnancy and delivery, normal developmental milestones; 6y-progressive distal weakness, wasting both LL and UL; 10y-progressive feet deformity, sensory loss distal parts limbs taking glove and stock distribution; walks without support; Charcot joints, bilateral pes cavus (not correctable), hammer toes, tropic changes hands and feet, distal hypotonia around ankles and toes; muscle power around toes and ankle dorsiflexion is grade 2; weak hand grip grade 4; motor power around elbow, shoulders, knees and hips grade 5; bilateral loss deep reflexes ULs and LLs, lost abdominal reflexes, bilateral planter flexion, stocking and glove hypoesthesia, Impaired deep sensation both LLs; no electrical motor and sensory response distally both LLs; no electrical sensory response distally both ULs; normal electrical motor response distally both ULs. |