Idiopathic Hypersomnia : Causes-Symptoms-Diagnosis-Treatment

 What is Idiopathic Hypersomnia(IH)?

Idiopathic hypersomnia (IH) could be a chronic medicine disorder marked by AN unsatisfiable need to sleep that's not alleviated by a full night’s slumber. individuals with idiopathic hypersomnia sleep traditional or long amounts of your time every night however still feel too asleep throughout the day. they will take long naps, but rouse feeling no higher than after they fell asleep. check up on our IH Summary:


What is Idiopathic Hypersomnia(IH)?
Idiopathic Hypersomnia


Characteristics & Diagnostic Criteria and upset sleep disorder by lumen Trotti—A free full text 2017 Sleep medication Clinics journal article summarizing IH. conjointly scan however people with IH describe living with IH in an exceedingly nutshell.There’s being sleepy, and so there’s having upset hypersomnia. IH is characterized by chronic excessive daytime drowsiness (known as EDS) that interferes with traditional daily activities, admiring work ANd hobbies.


“People with IH have an irresistible urge to sleep for long periods of time,” Dr. Foldvary-Schaefer explains, “but their sleep isn't refreshing.

  1. Nervous system

Medical terms

  • Idiopathic hypersomnia is an Associate in Nursing uncommon upset that causes you to be too sleepy-eyed throughout the day even once a decent or prolonged night' sleep. It conjointly usually causes issue awakening after you've been asleep in the dark or for a nap. Naps usually aren't refreshing. The requirement to sleep will strike at any time, together with when you're driving an automobile or working, that makes an upset sleep disorder probably dangerous. The condition often develops over weeks to months. Diagnosis of idiopathic hypersomnia needs ruling out a lot of common sleep disorders. Treatment is geared toward dominant symptoms with medication. 
  • Idiopathic hypersomnia is a sleep disorder in which people tend to fall asleep as soon as they sit down or lie down regardless of the circumstances People with this disorder have difficulty staying awake during the day or maintaining their attention span They also frequently take naps (more than 3 episodes per day) and feel unrefreshed after waking up from their naps.
  • Idiopathic hypersomnia is a sleep disorder that causes the person with the condition to feel extremely sleepy during the day This usually means that the person will fall asleep quite easily and frequently throughout the day and may not be able to stay awake for very long Idiopathic hypersomnia is also known as non-restorative sleep because although you may fall asleep easily and for long periods at a time you don't get enough quality rest when you do sleep The severity of idiopathic hypersomnia varies from one person to another Some people can function normally during waking hours if they take frequent naps while others may experience significant difficulties in their.

Symptoms Idiopathic hypersomnia (IH)

The main symptom of IH is excessive daytime temporary state despite adequate, or a lot of typically, long sleep amounts (e.g., over 10-11 hours per night). further symptoms unremarkably embody unrefreshing or non-restorative sleep, and severe sleep inertia/sleep drunkenness, that is extreme issue waking up from sleep, in the middle of feelings of grogginess and disorientation upon awakening. whereas people with no sleep disorders may rouse and in brief wish to come back to sleep, in people with upset hypersomnia, this sleep-to-wake transition is way harder and prolonged. Sleep appears to go away from a mental fogginess, which may stay throughout the few hours that folks with IH can stay awake. Thinking clearly and completing even basic tasks are often troublesome.


Many folks with IH sleep over eleven hours out of every 24. The disorder is chronic, and therefore the symptoms will be relentless. If an efficient medication to manage symptoms can't be found, it can be extraordinarily difficult for people with IH to carry down jobs, remain in school, maintain marriages, and absolutely have interaction with their family and friends. Even with medication, patients could struggle with these activities.


Symptoms often initially seem within the mid-to-late teens or early twenties, though they are oftengin in childhood or at a later age. Symptom intensity often varies (between weeks, months, or years) and might worsen simply before menstruum in women. Symptoms may ad lib remit in 10-15% of patients (read a lot of HERE). 


Sleep is typically delineated as “deep,” and arousal from sleep is usually difficult, often requiring multiple alarm clocks and morning rituals to make sure that patients arise for varsity or work. In distinction to the short and customarily refreshing daytime naps ascertained in hypersomnia kind 1, those naps in IH patients can be terribly long—on the dimensions of hours—and are typically unrefreshing.

Other symptoms include:

  • Regularly sleeping nine hours or more over a period of 24-hour periods, yet feeling unrefreshed upon waking. (Some people with IH do sleep less.)

  • Extreme difficulty awakening from sleep, sometimes known as sleep drunkenness.

  • Non-refreshing daytime napping.

  • Uncontrollable desire to go back to sleep.

  • Brain fog that may impact memory, attention and concentration.

  • Headaches.

If you have got IH, the overwhelming ought to sleep could also be incapacitating.

“People generally avoid social things simply to avoid falling asleep at inappropriate times which may be unbelievably isolating,” Dr. Foldvary-Schaefer says. “There may also be limitations around driving and work — the struggles are extremely prolonged and on.

Causes Idiopathic hypersomnia (IH)

There is very little analysis within the space of disorder sleep disorder. Most likely, idiopathic hypersomnia isn't a malady however a mix of symptoms with several causes. Excessive drowsiness could also be due to:

  • A brain abnormality of unknown cause. For example, some individuals with upset sleep disorder have low levels of the brain chemical histamine.

  • Low-grade unknown infections (starting after a flu-like illness) or brain damage.

Some patients with sleep disorder might expertise alternative medicine conditions equivalent to anxiety, depression or psychosis. In additions, symptoms could also be difficult by factors including:

  • Abnormal and irregular sleep schedule and exposure to light

  • Sedative or stimulant medications taken in excess or at the wrong time

  • Having other sleep conditions such as sleep apnea or circadian disturbances

Can idiopathic hypersomnia go away?

For some people idiopathic hypersomnia goes away by itself. In other cases it lasts for years and may become a chronic disorder. Studies show that 50% of people with idiopathic hypersomnia have the disorder in adulthood and about 20% still have it in their 70s.

What is the best medication for hypersomnia?

Research suggests that the best medication for hypersomnia is modafinil It has been shown to be more effective than caffeine and less likely to lead to tolerance and dependence than amphetamines Modafinil is a wakefulness-promoting agent but unlike other stimulants it does not cause jitteriness or raise blood pressure Instead it increases alertness by increasing dopamine in the brain's reward centers and decreasing sleepiness-producing adenosine.

Is idiopathic hypersomnia an autoimmune disorder?

Idiopathic hypersomnia is a sleep disorder characterized by excessive daytime sleepiness It can also be associated with cataplexy a sudden loss of muscle tone triggered by strong emotions such as laughter or anger Not much is known about the causes of idiopathic hypersomnia but it may be related to autoimmune disorders.

Diagnosis Idiopathic hypersomnia (IH)

To find out if you've got IH, your doctor can do physical communication and raise you regarding your family and medical history. They’ll review your symptoms and ask you about any medications you’re taking.

Your doctor may ask you to rate what quantity your temporary state affects your daily life with a sleepiness scale. they will counsel you to retain a sleep diary to trace how much sleep you get.

They conjointly may ask you to require many tests:

Polysomnogram. This sleep test monitors your brain activity, heart rate, breathing, eye and leg movements, and O whereas you spend the night in a very sleep lab.

Multiple sleep latency check. This records however quickly you doze off for a daytime nap. This test happens the day after a polysomnogram.

Doctors usually consider a diagnosing of IH if you’ve had extreme daytime temporary state for a minimum of three months and if your symptoms are touching your daily activities.To diagnose your condition, your doctor can review your symptoms, check your family and medical history, as well as your medications, and conduct a physical examination. Your doctor may order many tests to diagnose your condition, confirm the reason for your condition and rule out alternative conditions.

  • Epworth Sleepiness Scale. Your doctor could raise you to rate your drowsiness with this tool to assist confirm however sleep affects your daily life.

  • Sleep diary. Your doctor could raise you to keep a sleep diary during which you log your daily sleep and wake times to assist show your sleep amounts and pattern.

  • Polysomnogram. In this test, you stay in a sleep center overnight. A polysomnogram monitors your brain activity, eye movements, leg movements, heart rate, respiration functions and gas levels as you sleep.

  • Multiple sleep latency test. This measures your temporary state and therefore the sorts and stages of sleep you bear throughout daytime naps. This take a look at is mostly conducted the day once a polysomnogram.

Treatment Idiopathic hypersomnia (IH)

Because the reason for sleep disorder isn't known, the treatment is aimed toward easing symptoms. Stimulant medication, akin to modafinil (Provigil), can be prescribed to assist you not blink throughout the day.


In addition, your doctor would possibly advocate that you just develop an everyday nighttime sleep schedule and avoid alcohol and medications that may have an effect on your sleep.The goal of treatment for IH is to ease symptoms. Calcium, magnesium, potassium, and Na oxybates (Xywav) is approved to treat IH in adults. it's believed to figure through chemicals like Intropin and its brain pathways concerned in wakefulness. Doctors may also bring down constant medications they want to facilitate with narcolepsy. This includes.

  • Stimulants: dextroamphetamine (Dexedrine), methamphetamine (Desoxyn), methylphenidate (Ritalin)

  • Nonstimulant wake-promoting medications. armodafinil (Nuvigil), modafinil (Provigil), pitolisant (Wakix), solriamfetol (Sunosi)

  • Sodium oxybate. (Xyrem)

Your doctor might suggest:

  • Cognitive behavior therapy, a way to learn to deal with unproductive thoughts

  • A regular wake/sleep schedule

  • Avoiding driving or any activities that could be dangerous if you’re sleepy

General summary

  1. Idiopathic hypersomnia is a chronic sleep disorder characterized by an overwhelming need to sleep and excessive daytime sleepiness In most cases idiopathic hypersomnia is caused by disturbances in the regulation of the circadian rhythm which is responsible for maintaining a 24-hour cycle of biological activity It can result from damage to the hypothalamus or other areas of the brain that regulate this rhythm.

  1. Medical And Anatomical Concept Of The Human Body
  2. Diseases Diagnosis and Treatment-A/Z
  3. Medical Specialties
  4. Organ surgery : Detailed explanation
  5. Diagnosis And Medical Examinations
Next Post Previous Post