What does LS stand for?

com/elliotts-star/ Elliott's illness: The lowdown LEIGH'S disease, a form of Leigh syndrome, also known as Subacute Necrotizing Encephalomyelopathy (SNEM), is a rare disorder that affects the central nervous system.

Leigh syndrome usually begins in early childhood and is caused by genetic mutations which result in mitochondrial dysfunction.

uk FACTFILE: MITOCHONDRIA Mitochondria are tiny powerhouses inside cells which turn the food we eat into energy Each cell can contain thousands of mitochondria Mitochondria carry 37 out of the 20,000 or so human genes Defects in these genes affect around 150 babies born in the UK each year They cause around 50 genetic diseases These include Leigh syndrome which causes difficulty moving, swallowing andbreathing among toddlers Leber's hereditary optic neuropathy causes blindness, usually in young men A mutation in mitochondrial DNA that doubles the chance of living to 100 iscarried by most Japanese centenarians