Mitochondrial myopathies are a group of diseases. Each disease has different symptoms. Some may be mild while others are life threatening. However, the diseases are all caused by a problem with the mitochondria.

Mitochondria are tiny structures found in almost all cells. It is their job to provide energy to these cells. Mitochondrial myopathies can interfere with many different bodily functions. It tends to have the greatest impact on structures that are active such as the muscles and nerves.

Muscular and Nervous Systems
Torso muscle and nerves
Mitochondrial myopathies decrease the ability of nerves and muscles. Weakness and uncoordinated movement may result.
Copyright © Nucleus Medical Media, Inc.

This condition is caused by a mutation in a specific gene.