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Doctor insights on: Sporadic Fatal Insomnia

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How rare is sporadic fatal insomnia?

How rare is sporadic fatal insomnia?

SFI: Only 8 cases have ever been diagnosed as of july 2005, so it is extremely rare. ...Read more

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Dr. Heidi Fowler
1,635 doctors shared insights

Insomnia (Definition)

Insomnia is a sleep disorder in which you cannot fall or stay asleep. It usually accompanies another sleep, medical, or psychiatric disorder, and can lead to memory impairment, mood changes, and increased risk of ...Read more


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How common is sporadic fatal insomnia?

How common is sporadic fatal insomnia?

Sfi: In my 30 years of practice, I have not seen one case. Researching the history showed there were less than 100 cases ever reported worldwide. ...Read more

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How to know if I have sporadic fatal insomnia?

How to know if I have sporadic fatal insomnia?

Sleep study: I am assuming that you mean sleep apnea which many people have. It is not typically fatal but could be because it involves stopping breathing during sleep. The way to identify this is through a sleep study which can be set up by your PCP. There are many efffective modes of treatment so it is not something to worry about. just get checked. ...Read more

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What is the symptoms of sporadic fatal insomnia?

What is the symptoms of sporadic fatal insomnia?

Fatal insomnia: Sporadic fatal insomnia is believed to be a prion disease that cause degeneration of the nervous system. Symptoms include disrupted sleep and daytime hypersomnolence, abnormalities of the autonomic system, abnormal movements , imbalance speech and swallowing problems. Abnormal behavior may be assumed to be due to psychiatric illness. ...Read more

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How can you get diagnosed with sporadic fatal insomnia?

How can you get diagnosed with sporadic fatal insomnia?

Autopsy: Univ of Chi: This condition can result from a genetic abnormality or in non-genetically compromised individuals who have a protein strand, a Prion, that does not fold correctly. The condition is progressive and ends in death. Most diagnosis depends upon observation of changes in the functioning brain and confirmed upon autopsy. Gene testing only positive in the familial form. The condition can be acquired. ...Read more

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How many people have been diagnosed with sporadic fatal insomnia?

How many people have been diagnosed with sporadic fatal insomnia?

Ultra few: I do not know, but do know it is so incredibly rare. Something like less than 10 sporadic cases, and only a few dozen families with the abnormal gene. ...Read more

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What is sporadic fatal insomnia? What are the sign and symptoms of it?

What is sporadic fatal insomnia? What are the sign and symptoms of it?

SFI: Sporadic fatal insomnia is a very rare, transmissible neurodegenerative disease characterized by the accumulation of a misfolded protein (the prion protein) in the brain. Symptoms include disrupted sleep, autonomic dysfunction, and motor abnormalities including myoclonus, ataxia, dysarthria, dysphagia, and pyramidal signs like clonus on exam. There may be peculiar behaviors too. ...Read more

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Has anyone in sweden got fatal familia insomnia or sporadic fatal insomnia?

Has anyone in sweden got fatal familia insomnia or sporadic fatal insomnia?

Hard to say: There are only about 100 people alive with ffi (estimated), and a handful of sfi diagnoses. Considering some of the cases are in europe, there's a chance they may be in sweden, diagnosed or undiagnosed? ...Read more

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I just wonder what is the first sign or symptom of sporadic fatal insomnia?

I just wonder what is the first sign or symptom of sporadic fatal insomnia?

Insomnia: It is very, very, very rare & is characterized by progressive insomnia associated w/ extreme changes in personality & behavior eventually resulting in dementia & death, usually over the course of a year or two. It's related to mad cow disease & creutzfeldt jakob disease & is caused by accumulation of misfolded prion proteins in the brain. You don't have it. ...Read more