May Be Caused by

Arthrogryposis

Becker muscular dystrophy

Charcot-Marie-Tooth disease

Congenital ocular fibrosis

Distal arthrogryposis type 2A

Duchenne muscular dystrophy

Emery-Dreifuss muscular dystrophy

Facioscapulohumeral muscular dystrophy

Fukuyama-type muscular dystrophy

Glycogen storage disease type 5

Kennedy syndrome

Kugelberg-Welander syndrome

Kuskokwim syndrome

Machado-Joseph disease

Madelung disease

Multiple endocrine neoplasia syndrome type 2B

Muscular atrophy - ataxia - retinitis pigmentosa - diabetes mellitus

Myotonic dystrophy

Neurogenic scapuloperoneal amyotrophy

Pancoast syndrome

Post-polio syndrome

Progeria

Pterygium syndrome

Rieger syndrome

Schwartz-Jampel syndrome

Stewart-Bergstrom syndrome

Tethered cord syndrome

Werdnig-Hoffmann disease

Werner syndrome