Multiple Mitochondrial Dysfunctions Syndrome, also known as fatal multiple mitochondrial dysfunction syndrome, is related to multiple mitochondrial dysfunctions syndrome 4 and multiple mitochondrial dysfunctions syndrome 1, and has symptoms including lethargy and weakness. An important gene associated with Multiple Mitochondrial Dysfunctions Syndrome is ISCA1 (Iron-Sulfur Cluster Assembly 1), and among its related pathways/superpathways are Metabolism and Mitochondrial iron-sulfur cluster biogenesis. The drugs Dapagliflozin and Insulin have been mentioned in the context of this disorder. Affiliated tissues include brain and heart.