Customer service lies in the art of serving our target patients well by identifying their wants, needs and expectations.
Customer service lies in the art of serving our target patients well by identifying their wants, needs and expectations.

Sleep Apnea

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Sleep Apnea

Breathing and sleeping are two automatic functions that a healthy person usually takes for granted, without thinking about it too much.

However, respiratory abnormalities during sleep are common in the population. They can lead to significant health problems and have personal and social consequences. Obstructive sleep apnea is the most common form of apnea. Central apnea, mixed apnea and high upper airway resistance (HRVAS) are other forms of sleep breathing abnormalities, however they are less common.

More than 1 in 4 adults are at high risk of suffering from sleep apnea, but most of them are unaware they have it and therefore go untreated. In Quebec, approximately 1 person in 20 is diagnosed with obstructive sleep apnea (OSA), considering that 80% of people who suffer from it would not yet be diagnosed, it is estimated that 1 person in 10 would suffer from OSA, making it as common a disease as asthma, diabetes and high blood pressure. Sleep apnea affects men, women and even children.

Although it is a serious problem, it is easy to confuse with other issues such as depression, for example. It is therefore necessary to be attentive to the symptoms experienced.

50% of depressed people suffer from obstructive sleep apnea.

Causes

During normal sleep, the muscles that control the tongue, soft palate and pharyngeal walls keep the airways open. Breathing and sleep are then normal.

In people with sleep apnea, certain muscles in the throat relax causing drops in breathing and a drop in oxygen in the blood. In these people, the airways partially or completely block the passage of air during breathing.

Certain factors increase the risk of suffering from sleep apnea such as:

  • Obesity;
  • The shape of the face: receding or receding chin, narrow face, small jaw;
  • The increased size of tonsils and adenoids;
  • A high neck circumference;
  • Family history;
  • Age (> 50 years old);
  • Gender (men being more at risk);
  • Menopause;
  • Respiratory allergies;
  • The consumption of tobacco, sleeping pills and alcohol;
  • Nasal obstruction requiring breathing through the mouth;

People at risk

If you are affected by the following medical conditions, you are at an increased risk of suffering from sleep apnea:

  • Hypertension (high pressure);
  • Depression;
  • History of myocardial infarction;
  • Atrial fibrillation (heart rhythm disorder);
  • Diabetes;
  • High cholesterol;
  • Hypothyroidism.

Signs and Symptoms

It is important to note that a person with sleep apnea rarely has all of these symptoms and even, on occasion, very few symptoms.

  • Agitated sleep;
  • Choking or suffocation during sleep;
  • Excessive sweating during sleep;
  • Frequent trips to and from the bathroom during the night;
  • Snoring*;
  • Respiratory arrests observed by spouse;
  • Non-restorative sleep, fatigue, excessive sleepiness during the day;
  • Decreased energy level;
  • Decreased alertness;
  • Memory loss, lack of concentration and impaired judgement;
  • Headache on waking;
  • Irritability, mood swings and nervousness;
  • Depression / anxiety;
  • Low libido – erectile dysfunction;
  • Behavioral disorder in children.

*Snoring is not a specific symptom of sleep apnea. It is possible to have sleep apnea without snoring. It is also possible to snore without having sleep apnea. Snoring can be used as an indicator, but is not diagnostic of sleep apnea.

What are the consequences of sleep apnea

Sleep apnea causes less restful sleep. This condition can cause, in the long term, serious complications for health and personal life, such as:

  • An increased risk of cardiovascular diseases such as: arterial hypertension, angina, arrhythmias, myocardial infarction and stroke;
  • Diabetes;
  • Depression or anxiety;
  • A decrease in vigilance and concentration and, consequently, an increase in the risk of road and work accidents;
  • A divorce, a job loss, professional difficulties.

Diagnostic

Drowsiness assessment test (epworth)

Not everyone who suffers from sleep apnea is sleepy during the day. The drowsiness assessment test allows you to assess your likelihood of drowsiness or falling asleep in different circumstances of daily life, it gives a good reflection of excessive drowsiness. If you want to know your level of sleepiness, take this test. It may be interesting to repeat the test a few weeks after the start of your treatment in order to observe the improvement in your condition.

  • Drowsiness assessment test

     
    PDF

If your result is greater than 10 , you have marked daytime sleepiness. Speak with your doctor, an investigation would be necessary.

If your result is less than 10 , but you have some symptoms, it would be a good idea to discuss this with your doctor.

Access the tool interactive screening

Diagnostic examinations

In order to determine the need to prescribe a specific diagnostic test for sleep apnea, your doctor will assess your health condition, your symptoms and your medical history.

Sleep apnea can be diagnosed using the following three tests:

  • Nocturnal oximetry

  • Cardiorespiratory sleep polygraphy

  • Laboratory polysomnography

The choice of test will depend on your state of health, the doctor will prescribe the one that suits you best. These are performed under medical prescription only and can be performed in a sleep laboratory in a hospital or at home. They can also be done in a private clinic (costs not covered by the RAMQ).

In children and adolescents, the diagnostic tests are no different from those carried out in adults.

Only the doctor who has examined and questioned you can prescribe the tests, make the diagnosis of sleep apnea and prescribe the appropriate treatment.

These diagnostic tests will aim to determine what type of sleep breathing abnormalities you suffer from, because the treatment differs from one type to another. There are 4 types of sleep breathing abnormalities:

  • Obstructive apneas and hypopneas

  • Apneas and central hypopneas

  • Mixed apneas

  • High Upper Airway Resistance (HRVAS)

Results

Following a diagnostic test showing that you suffer from sleep apnea, your doctor will be able to establish the degree of severity of your apnea according to the apnea/hypopnea index (AHI) calculated during the examination. . The latter represents the number of periods of apnea or hypopnea per hour of sleep.

Mild: 5 to 15 respiratory anomalies/hour*

Moderate: 15 to 30 respiratory anomalies/hour*

Severe: more than 30 respiratory anomalies/hour*

*According to the criteria established by the AASM

Treatments

There are several treatments for sleep apnea. Your doctor will prescribe the most appropriate type of treatment according to your diagnosis, taking into account the degree of severity of your apnea and, if necessary, the other illnesses from which you suffer.

  • Continuous positive airway pressure (cpp) therapy

  • Alternative treatments

Advice and prevention

Buying a ppc device

A CPAP machine and mask, including the coaching and instruction you need, can cost between $1500 and $2200. A wide range of products exist on the market. To obtain optimal comfort, do not hesitate to try the most recent ones. Find out about prices, warranties and after-sales service when you're ready to make a purchase.

For now, the purchase of a continuous positive pressure device is not reimbursable by the Quebec Health Insurance Plan, but the costs related to the treatment are eligible for the tax credit for medical expenses. Consult the Canada Revenue Agency, Revenu Québec or a tax advisor for more information.

Also check with your private insurance plan to see if the purchase of such a device is covered. Otherwise, ask your distributor if they offer a lease-to-own program, a financing plan or refurbished devices at a lower cost.

Download your list of relevant questions to ask the supplier (PDF)

Choose a quality service

Check if:

  • The supplier is recognized by Accreditation Canada;
  • The supplier sells devices certified by the Canadian Standards Association (CSA);
  • The medical director is a sleep medicine specialist who is a member of the College of Physicians of Quebec (in the case of a private sleep laboratory).

It is not recommended to buy someone else's used device without first having it checked by a knowledgeable healthcare professional since the adjustment of the pressure will have to be made according to your prescription. Also, the use of third party equipment is not recommended due to the risk of infection involved.

Discomforts

Here are some solutions to the discomforts sometimes encountered:

  • dry nose

  • Nasal obstruction

  • Dry mouth

  • Air leak

  • Sores and redness

  • Feeling of bloating or air in the stomach

Traveling with a CPAP device

It is very important to carry your CPAP device with you when traveling. Your device must always accompany you in the cabin. Generally, airlines register the device as essential medical equipment if you have a copy of your prescription with you. Under no circumstances should you send your device in the baggage hold; it may be damaged or lost during transport.

Your device, although equipped with several electronic components, can pass through metal detectors at security checkpoints without any problem.

Finally, CPAP devices are now all equipped with a power converter ranging from 100 to 240 Volts allowing them to operate anywhere on the planet as long as you have a power adapter specific to the country visited.

Outdoor enthusiasts, don't be left out! You can use your device from a 12 Volt battery. Just get the 12V or 24V power cable designed for your device. Your device supplier is the best person to advise you.

Adopt healthy lifestyle habits

Following a diagnosis of a chronic disease such as sleep apnea, adopting healthy lifestyle habits will benefit you in the long term.

It is recommended for anyone with sleep apnea to:

  • Stop smoking

  • Maintain a healthy weight

  • Practice physical exercise regularly

  • Avoid consumption of alcohol and sedative substances

  • Treat nasal congestion and allergies

  • Adopt good sleep hygiene

  • Reduce caffeine intake

  • Sleep on your side

Learn more about adopting good sleeping habits 

Driving and sleepiness

Just about everyone knows about the dangers of alcohol-impaired driving, but at the same time, few people realize that fatigued driving can have equally tragic consequences. Like alcohol, fatigue slows down reflexes and reaction time, diminishes attention, distorts judgment and increases the risk of accidents. A sleepless night is equivalent to a blood alcohol level of 0.08. A tired driver is a danger to himself and to others. People with sleep apnea who are not treated are twice as likely to be involved in a road accident.

According to the SAAQ (Société de l'assurance automobile du Québec), fatigue is involved in 22.7% of fatal accidents and in 20.5% of all accidents resulting in bodily injury on the roads of Quebec. Driver fatigue is the 3rd cause of accidents after speed and alcohol on our roads. Drivers of heavy vehicles are more affected by sleep apnea, about 28% of truckers suffer from it.

Due to decreased attention and alertness, people with untreated sleep apnea are more likely to be involved in a traffic accident. This excess risk can be corrected by regular use of the CPAP device.

Your diagnosis of sleep apnea must be declared to the SAAQ. Also, you need to be treated properly to maintain your driving license.

Points to remember

  • Adaptation and evidence of treatment benefits can take up to 6 months.
  • It is normal to have some difficulty falling asleep with the mask on for the first few nights. The important thing is to try the treatment EVERY night.
  • At first, you may feel more tired than before the treatment. Adjusting to the CPAP device takes time and energy.
  • The pressure level of your device has been adjusted for you, it should only be changed on the advice of a doctor.
  • Do not stop using your CPAP device without talking to your doctor.
  • It sometimes happens to wake up in the middle of the night without the mask, especially the first few times.
  • Do not worry. Simply put it back on your face and try to go back to sleep.
  • Give yourself a gradual adaptation period, wearing the mask even during the day or at night while awake.
  • If you have trouble keeping your mask on at first, persevere and gradually increase the usage time until you're wearing it all night.
  • Even for a short nap, use your device.
  • Contact your supplier if you have any problems with your mask.
  • Always bring your CPAP device with you when traveling or in the hospital.
  • When asked for a list of your medications, be sure to also mention that you use a CPAP machine.
  • Make sure your loved ones know you're using a CPAP device so they can pass this information on to you, in case you can't do it yourself.
  • In the event of a power failure, your device will not work. Discuss backup power sources with your supplier. To save energy from the back-up power supply, it is suggested to shut down the humidifier during the outage.

Did you know that

The Quebec Lung Association offers direct services to the population. To learn more, visit our section Patient Resources

Revision February 2020


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