Limb girdle syndrome is a term to describe several distinct medical conditions including polymyositis, myopathy associated with endocrine disease, metabolic myopathy, drug-induced myopathy and limb-girdle muscular dystrophy.
Limb girdle syndrome is weakness located and concentrated around the proximal limb muscles. There are many causes, manifestations and treatments.
References
Limb girdle syndrome Wikipedia(Text) CC BY-SA