autosomal recessive limb-girdle muscular dystrophy type 2N
Autosomal recessive limb-girdle muscular dystrophy type 2N (LGMD2N) is a form of limb-girdle muscular dystrophy characterized by proximal weakness (manifesting as slowness in running) presenting in infancy, along with calf hypertrophy, mild lordosis, scapular winging and normal intelligence or mild intellectual disability.