Affected individuals may sleep for up to 20 hours per day during an episode. Pdf kleinelevin syndrome kls is a rare disorder with symptoms that include periodic hypersomnia. Kleinelevin syndrome, hypersomnia, adolescent sleep disorder, hypersexuality. Neto fk, noschang r, fussiger h, guzman ta, nunes ml 2015 refractory kleinelevin syndrome at age 3. Kleinelevin syndrome kls is a rare sleep disorder mainly affecting. These episodes usually last for a few days to a few weeks. It is a disease predominantly of teenagers, and boys are four times more likely to be affected than girls. Kleine levin syndrome, natural history, clinical frame, clinical course. It is estimated to affect one to five per million people and is four times more common in males.
In some cases, this means up to 20 hours a day are spent sleeping. This was shared by a family living with kls, lucy wanted to raise awareness on rare disease day 2016 about what it is like to live with kleine levin syndrome and i wanted to share her words. Multiple sleep latency test findings in kleinelevin syndrome. Kleinelevin syndrome was first described by kleine in 1925 and elaborated on by levin in 1936, but it was critchley and hoffman who further defined the syndrome in 1942 and gave it its eponym. An unusual case of kleinelevin syndrome associated with. Living with kls on rare disease awareness day 29th 28th feburary.
Kleinelevin syndrome is a rare disorder characterized by recurrent episodes of hypersomnia, appetite disturbance, cognitive dysfunction and. Kleine levin syndrome genetic and rare diseases information. Kleinelevin syndrome is rare, affecting an estimated 15 per million individuals. Kleinelevin syndrome, natural history, clinical frame, clinical course. Kleinelevin syndrome kls is a rare disorder that causes recurring periods of excessive sleepiness. It is notable that this case occurred several decades prior to the 19161927 epidemic of encephalitis lethargic. If patients do experience psychotic symptoms such as delusions or hallucinations, they are shortlived and parallel the duration of the. Hipotesis inmunogenetica find, read and cite all the research you need on researchgate. The full text of this article is available in pdf format. This site is like a library, you could find million book here by using search box in the. We use cookies to offer you a better experience, personalize content, tailor advertising, provide social media features, and better understand the use of our services.
Willi kleine already noted the predilection of the syndrome for males. Pdf kleinelevin syndrome is a recurrent hypersomnia associated with. Mignot1,2 1stanford university center for narcolepsy, 2howard hughes medical institute, palo alto, ca, 3kleine levin. Kleine levin syndrome is a rare disorder characterized by recurrent episodes of excessive sleep hypersomnia along with cognitive and behavioral changes. Forum di sindrome di kleinelevin domande su sindrome di kleinelevin fai una domanda e ricevi risposte da altri utenti. It is rare for patients over the age of 30 years to present with their first.
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