Spinal Muscular Atrophy Distal Autosomal Recessive Type 4 (SMA-DAR4), also known as Spinal Muscular Atrophy with Lower Extremity Predominance 2 (SMA-LED2), is a rare genetic disorder caused by mutations in the PLEKHG5 gene. This condition is characterized by progressive muscle weakness and atrophy, predominantly affecting the lower limbs. The disease’s onset can vary from early […]











