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Is Leber Hereditary Optic Neuropathy contagious?

Is Leber Hereditary Optic Neuropathy transmitted from person to person? Is Leber Hereditary Optic Neuropathy contagious? What are the routes of contagion? People with experience in Leber Hereditary Optic Neuropathy help solve this question.

Is Leber Hereditary Optic Neuropathy contagious?

Leber Hereditary Optic Neuropathy (LHON) is not contagious. It is a rare genetic disorder that is passed down through families. LHON is caused by mutations in the mitochondrial DNA and primarily affects the optic nerve, leading to vision loss. It is important to note that LHON cannot be transmitted from person to person through contact or exposure. If you suspect you have LHON or have a family history, it is recommended to consult with a healthcare professional for proper diagnosis and management.



Leber Hereditary Optic Neuropathy (LHON) is a rare genetic disorder that primarily affects the optic nerves, leading to vision loss. It is not contagious and cannot be transmitted from person to person through any means of contact.



LHON is caused by mutations in the mitochondrial DNA, which is inherited maternally. This means that the condition is passed down from the mother to her children. However, not everyone who inherits the mutated genes will develop LHON, and the severity of the condition can vary among affected individuals.



The exact mechanisms behind LHON are still not fully understood, but it is believed that the mutations disrupt the normal functioning of the mitochondria in the optic nerve cells, leading to their degeneration and subsequent vision loss.



Since LHON is a genetic disorder, it is important for individuals with a family history of the condition to undergo genetic testing and counseling. This can help identify carriers of the mutated genes and provide information about the risk of passing on the condition to future generations.



While LHON itself is not contagious, it is crucial to raise awareness about the condition and its genetic nature to ensure proper diagnosis, management, and support for affected individuals and their families.


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No. But if it hereditary

Posted May 20, 2017 by Enrique Guzmán 1370

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