Myopathy is seen in all except –

MYOPATHY Myopathy referrers to any skeletal muscle disease that causes structural changes or functional impairment of muscle. CAUSES OF MYOPATHY Congenital myopathy Central core disease     Nemaline myopathy  Myotubular (centronuclear) myopathy                              Endocrine and metabolic myopathy Hypothyroidism, Hyperthyroidism                               Hyperparathyroidism, Hypoparathyroidism    Diabetes mellitus     Acromegaly         Cushing's syndrome        Vitamin D deficiency → osteomalacia      Channelopathies                                              Hypokalemic, hyperkalemic and normokalemic periodic paralysis Inflammatory myopathies Dermatomyositis  Polymyositis Inclusion body myositis                 Myopathies associated with inborn errors of metabolism Lipid myopathy   Mitochondrial myopathies (oxidative phosphorylation myopathy)         Toxic myopathy                           Ethanol                                                    Steroids    Chloroquine     Lipid-lowering agents                               Muscular dystrophies Duchenne and Becker                         Limb-girdle   Facio-scapula-humeral           Myotonic              Oculopharyngeal