Understanding LHON, Symptoms, and Diagnosis | LHON Aware
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FOR HEALTHCARE PROVIDERS
Request More INfo

Leber hereditary optic neuropathy (LHON) can

QUICKLY SHATTER LIVES

Act now— Protect what remains.

The sooner you speak with your doctor about your symptoms, the faster you can take action.
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LHON

  • Loss of vision in one eye followed by the other eye?
  • History of blindness in the family?
  • Only central vision affected?
  • Now is the time to act.

If you are familiar with any of the above symptoms,
consult an ophthalmologist today.

glass
glass
experiencing vision loss
confirmed lhon diagnosis
lhon caregiver
sebastian sebastian
Sebastian, Living with LHON
sebastian-glass sebastian-glass

If you are experiencing sudden painless vision loss in one/both eye(s):

How is LHON diagnosed?

The importance of early diagnosis

Recognizing the symptoms of LHON

Who should I talk to about my concerns?
gianfranco gianfranco-mobile
Gianfranco, Living with LHON
gianfranco-glass gianfranco-glass-mobile

If you have a confirmed diagnosis of LHON:

Living with LHON

LHON symptom tracker

Genetic burden

Remaining independent
eliane eliane-mobile
Eliane, Living with LHON
eliane-glass eliane-glass-mobile

If you are a caregiver for someone with LHON

Living with LHON

The role of genetics and inheritance

Useful resources for caregivers
PP-RA-02138 V1.0 06/2026