We can observe severe symptoms such as cardiomyopathy and liver disease and mild symptoms such as episodic metabolic decomposition, muscle weakness and respiratory failure. This is a genetic disorder, caused by a mutation in the ETFA, ETFB, and ETFDH genes. MADD is known as “autosomal recessive disorder”[7] because for one to get this disorder, one must receive this recessive gene from both parents.