Jim Leeder's Leber's Hereditary Optic Neuropathy - Comprehensive information about the disease put together by someone who has it. Describes its risk factors, signs and symptoms, development, and effects on lifestyle. Includes  study and research

International Foundation for Optic Nerve Disease - Discusses symptoms, causes, diagnosis, incidence rates, risk factors, management of disease, and research. Includes online questionnaire to assist study of the disease.

University of Washington, Seattle - In-depth coverage of its symptoms, diagnosis and testing, genetic counseling,  clinical studies, risk factors, development, related disorders, and management of condition. Includes links to references and more.

National Organization for Rare Disorders - Gives a brief introduction to this disease and a list of sites with more information.  Contains form to order a full report on the disease.

EyeMDLink.com - Describes effects, risk factors, symptoms, and  stages of the disease.

Lee Eye Institute, Korea - Doctor-authored article Diagnosis of Intraocular Tumors covers types of tumors, diagnosis, and associated disorders.

National Cancer Institute - Details various forms, stages, symptoms, and treatments, including surgical options. It's written from the context of melanoma. Provides links to cancer sites.

New England Retina Associates - Describes types of tumors, diagnosis, various treatments, and survival rates of melanoma.

Oncolink, University of Pennsylvania Cancer Center  - Discusses types of tumors, clinical trials, survival rates, case reports, management of condition, and therapies. Technical. Written from the perspective of melanoma.

Ophthalmic Oncology Clinic - Based in Korea, this site lists types of tumors and contains several graphic pictures of them.

National Cancer Institute - Overview of intraocular melanoma covering type of tumors and treatments for each.  Includes links and telephone numbers for other resources.

eMedicine - Information on intraocular tumors as a rare cause of glaucoma.  Includes types of tumors, frequency of them, symptoms, effects on eyes, causes, treatment, and prognosis. Includes links to resources.

MedHelp Internationa - Describes symptoms, stages, types of tumors,  and treatments of melanoma. Gives list of contacts.