Several complications can arise that include:
http://prosensa.eu/hc-professionals/duchenne-muscular-dystrophy
•Cardiomyopathy
•Deformities
•Permanent, progressive disability
–Decreased mobility
–Decreased ability to care for self
•Pneumonia or other respiratory infections
•Respiratory failure
•Mental impairment – usually minimal
•Heart arrhythmias – rare
•Congestive heart failure – rare
•Death usually happens due to lung disorders
•Deformities
•Permanent, progressive disability
–Decreased mobility
–Decreased ability to care for self
•Pneumonia or other respiratory infections
•Respiratory failure
•Mental impairment – usually minimal
•Heart arrhythmias – rare
•Congestive heart failure – rare
•Death usually happens due to lung disorders
References:http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0001724/