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- Lafora disease
- Lambert-Eaton myasthenic syndrome
- Landau-Kleffner syndrome
- Lateral medullary (Wallenberg) syndrome
- Learning disabilities
- Leigh's disease
- Lennox-Gastaut syndrome
- Lesch-Nyhan syndrome
- Leukodystrophy
- Lewy body dementia
- Lissencephaly
- Locked-In syndrome
- Lou Gehrig's disease (See Motor Neurone Disease)
- Lumbar disc disease
- Lumbar spinal stenosis
- Lyme disease - Neurological Sequelae
Read more about this topic: List Of Neurological Conditions And Disorders