Leber hereditary optic neuropathy is a mitochondrial disorder that causes a rapid loss of eyesight in a percentage of the people who have it once the onset begins. There is also further symptoms that can also arise that is discussed on Genetics Home Reference that is called LHON plus that causes other symptoms such as tremors. A genetic mutation in the mitochondrial DNA, is the key cause behind this disorder. In the mitochondria, the DNA doesn’t synthesize proteins critical to function.
The current treatments of the disease is very limited as of late. The main cause is damage to optic nerves and therefore the damage is usually already done by the time its been discovered. There are preventative measures