Pediatric Obstructive Sleep Apnea

Pediatric obstructive sleep apnea (OSA) is a sleep-related breathing disorder in which a child’s airway repeatedly narrows or becomes blocked during sleep. These interruptions can disturb sleep and affect breathing, even when the child does not fully wake up.

Children with OSA often snore or have pauses in breathing during sleep. Unlike adults, who commonly experience daytime sleepiness, children may instead show signs such as hyperactivity, irritability, or difficulty concentrating.

Untreated OSA can affect a child’s learning and behavior. It can also interfere with healthy growth and development. Recognizing the signs and getting appropriate treatment can improve sleep and support a child’s overall well-being.

Children are not simply small adults when it comes to obstructive sleep apnea (OSA). The causes, symptoms, and treatment approaches can differ considerably.

Key differences include:

• Causes: Enlarged tonsils and adenoids are common causes of OSA in children. Higher body weight is also an important risk factor, particularly in older children and teenagers.
• Daytime symptoms: Adults often experience excessive daytime sleepiness. Children may instead show hyperactivity, irritability, or difficulty concentrating, which can sometimes be mistaken for behavioral or learning problems.
• Growth and development: Pediatric OSA can affect learning and behavior. In some children, it can also interfere with healthy growth.
• Diagnosis: Children have different diagnostic criteria from adults. Even relatively few breathing interruptions during sleep can be clinically significant.
• Treatment: Surgery to remove enlarged tonsils and adenoids, called adenotonsillectomy, is often a first-line treatment for children when these tissues contribute to airway obstruction. However, surgery is not appropriate for every child, and some children continue to have OSA afterward.

Because symptoms can appear throughout the day, observations from parents, caregivers, and teachers can help identify problems that might otherwise be missed.

Pediatric obstructive sleep apnea can affect children during sleep and throughout the day. Symptoms vary depending on age and the severity of the condition.

Nighttime symptoms

Common signs include:

• Frequent or loud snoring
• Pauses in breathing, gasping, or choking during sleep
• Restless sleep or frequent awakenings
• Mouth breathing or difficulty breathing comfortably during sleep
• Unusual sleeping positions or increased effort to breathe
• Bedwetting, particularly when it develops after a child was previously dry at night

Daytime symptoms

Children may also experience:

• Difficulty waking or excessive daytime sleepiness
• Hyperactivity, impulsivity, or irritability
• Difficulty concentrating or learning
• Morning headaches or dry mouth
• Changes in behavior or declining school performance
• Poor growth or difficulty gaining weight in some children

Unlike adults, children with OSA do not always appear sleepy during the day. Instead, they may seem unusually active or have difficulty managing their behavior.

Because these symptoms can have several causes, persistent snoring or concerns about breathing during sleep should be discussed with a pediatrician. Observations from parents and caregivers can help identify patterns that may otherwise be missed.

Several factors can increase a child’s risk of developing obstructive sleep apnea. Some affect the size or shape of the airway, while others make breathing during sleep more difficult.

Common risk factors include:

• Enlarged tonsils or adenoids: These can narrow the upper airway and are among the most common contributors to OSA in children.
• Higher body weight: Obesity increases the risk of OSA, particularly in older children and teenagers.
• Nasal obstruction or allergies: Chronic nasal congestion and allergic rhinitis can make breathing during sleep more difficult.
• Differences in facial or jaw structure: Certain anatomical features can narrow the airway.
• Underlying medical conditions: Children with Down syndrome, neuromuscular disorders, or sickle cell disease have an increased risk of OSA.
• Premature birth: Children born prematurely have a higher risk of developing sleep-related breathing problems.
• Exposure to tobacco smoke: Secondhand smoke can irritate the airways and contribute to breathing difficulties during sleep.

Some children have more than one risk factor, while others develop OSA without any obvious underlying condition. Identifying possible contributors can help healthcare professionals determine the most appropriate evaluation and treatment.

Treatment and management

Treatment for pediatric obstructive sleep apnea (OSA) depends on the severity of the condition and what is causing the airway obstruction. The goal is to improve breathing during sleep and support healthy growth and daytime functioning.

Common treatment approaches include:

• Adenotonsillectomy: Surgery to remove enlarged tonsils and adenoids is often the first treatment recommended when these tissues contribute to airway obstruction.
• Continuous positive airway pressure (CPAP): A device delivers gentle air pressure through a mask to keep the airway open during sleep. CPAP may be recommended when surgery is not appropriate or OSA persists afterward.
• Treating nasal allergies: Managing allergic rhinitis or nasal congestion can improve breathing. Certain medications, such as nasal corticosteroids, may also help children with mild OSA.
• Weight management: For children with obesity, family-based approaches to healthy nutrition and physical activity can support treatment alongside other measures.
• Addressing underlying conditions: Children with certain medical or developmental conditions may need additional treatment or specialist care.

Follow-Up and Ongoing Care

Some children continue to experience OSA after treatment, particularly when other risk factors are present. Follow-up with a healthcare professional helps determine whether breathing and sleep have improved.

A repeat sleep study may be recommended if symptoms persist or a child is at higher risk of ongoing OSA.

With appropriate treatment and follow-up, many children experience improvements in sleep quality and daytime functioning.

You do not need to know what is causing your child’s sleep difficulties before asking for help. Talk with a pediatrician if your child snores regularly, has pauses in breathing during sleep, or shows persistent changes in daytime behavior or alertness.

Pediatric obstructive sleep apnea can affect learning and development, but effective treatments are available. Getting an accurate diagnosis can help identify the cause of breathing difficulties and determine the most appropriate care.

Red Flags: Seek prompt or urgent help if:

• Your child has repeated pauses in breathing, gasping, or choking during sleep
• Breathing during sleep appears unusually difficult or labored
• Your child develops severe daytime sleepiness or struggles to stay awake during normal activities
• Your child experiences severe breathing difficulty, blue or gray lips, or becomes difficult to wake

Severe breathing difficulty, blue or gray lips, or difficulty waking your child require immediate emergency medical care. Repeated breathing pauses or persistent symptoms should be evaluated promptly by a pediatrician.

What to expect during evaluation

A pediatrician will review your child’s sleep patterns and symptoms and may examine their tonsils and adenoids. Growth and blood pressure may also be assessed.

An overnight sleep study, called polysomnography, is the standard test for diagnosing pediatric OSA. Depending on the findings, your child may be referred to a pediatric sleep specialist or an ear, nose, and throat (ENT) specialist.

Several conditions can cause symptoms similar to pediatric obstructive sleep apnea (OSA). Because symptoms often overlap, a careful evaluation is needed to identify the underlying cause.

Conditions that may resemble pediatric OSA include:

• Attention-deficit/hyperactivity disorder (ADHD): Hyperactivity, impulsivity, and difficulty concentrating can occur in both conditions.
• Other sleep disorders: Insufficient sleep, circadian rhythm sleep-wake disorders, and narcolepsy can cause daytime sleepiness or difficulties with attention.
• Mental health conditions: Anxiety and depression can affect sleep, mood, and daytime behavior.
• Other nighttime conditions: Asthma, acid reflux, sleep terrors, and seizures can cause nighttime symptoms that resemble sleep disturbances associated with OSA.
• Primary snoring: Some children snore regularly without experiencing the breathing interruptions characteristic of OSA.
• Medication effects: Certain medications can cause daytime sleepiness or interfere with normal sleep patterns.

More than one condition can occur at the same time. A healthcare professional can assess nighttime breathing and daytime symptoms to determine whether OSA or another condition is contributing to a child’s difficulties.