Paediatric airway disorders are conditions affecting the breathing passages from the nose and throat to the lungs in children. These conditions can be congenital (present from birth) or acquired (developing after birth), and they affect the upper airway (nose, throat, voice box) or lower airway (windpipe and bronchi). The paediatric airway differs significantly from the adult airway— it’s smaller, more collapsible, and positioned differently, making children more vulnerable to breathing difficulties. Early diagnosis and appropriate management are essential as these conditions can impact a child’s quality of life, growth, and development.
Paediatric Airway Disorders in Singapore
Watching your child struggle to breathe can be concerning for any parent. Paediatric airway disorders affect children in Singapore, ranging from mild breathing difficulties to complex conditions requiring specialised care. These conditions can impact a child’s sleep, feeding, growth, and development. Understanding these conditions and recognising when to seek medical attention is essential for a child’s health and wellbeing. ENT specialists can provide comprehensive evaluation and treatment options for paediatric airway disorders, which may help children with breathing difficulties.
Dr Gan Eng Cern
MBBS
MRCS (Edin)
mmed (orl)
FAMS
What are Paediatric Airway Disorders?
Types of Paediatric Airway Disorders
Upper Airway Disorders
- Laryngomalacia is a cause of noisy breathing (stridor) in infants, affecting the supraglottic structures. The condition causes the soft tissues above the vocal cords to collapse inward during breathing, especially during inhalation.
- Subglottic Stenosis involves narrowing below the vocal cords in the cricoid region. This can be congenital or may develop after prolonged intubation in premature infants.
- Adenotonsillar Hypertrophy refers to enlarged adenoids and tonsils that may obstruct the airway. This condition can occur in children who experience recurrent upper respiratory infections.
Lower Airway Disorders
- Tracheomalacia causes the windpipe walls to collapse due to weakness of the tracheal cartilage. This may lead to breathing difficulties, especially during activities or feeding.
- Vascular Compression Syndromes occur when blood vessels compress the trachea or bronchi. These include conditions such as vascular rings or slings, which require careful evaluation.
- Tracheal Stenosis involves the narrowing of the trachea, which can be segmental or involve longer segments.
Causes & Risk Factors
Causes
Congenital abnormalities account for many paediatric airway disorders, resulting from developmental issues during foetal growth. Premature birth may increase risk, as underdeveloped airways can be more prone to complications. Prolonged intubation in neonatal intensive care units can lead to acquired subglottic stenosis. Infections, particularly recurrent respiratory tract infections, can cause airway inflammation and enlargement of lymphoid tissue. Gastro-oesophageal reflux disease (GORD) may contribute to airway inflammation and can worsen existing conditions.
Risk Factors
- Prematurity (birth before 37 weeks of gestation)
- Low birth weight
- History of neonatal intensive care unit admission
- Prolonged mechanical ventilation
- Genetic syndromes (Down syndrome, Pierre Robin sequence)
- Family history of airway disorders
- Exposure to environmental irritants
- Chronic respiratory infections
- Neurological conditions affecting muscle tone
Signs & Symptoms
Mild Symptoms
- Noisy breathing during sleep
- Mild snoring without apnoea episodes
- Occasional coughing during feeds
- Slightly increased breathing effort
- Mild voice changes or hoarseness
- Intermittent nasal congestion
Moderate Symptoms
- Persistent stridor (high-pitched breathing sound)
- Regular breathing pauses during sleep
- Difficulty feeding with frequent breaks
- Recurrent respiratory infections
- Poor weight gain despite adequate intake
- Exercise intolerance for age
- Persistent mouth breathing
Severe Symptoms
- Cyanosis (blue colouration of lips or face)
- Severe breathing difficulty at rest
- Inability to feed due to breathing problems
- Failure to thrive
- Frequent choking or gagging episodes
- Life-threatening apnoea events
- Emergency hospital admissions for breathing
These symptoms often worsen during respiratory infections or physical activity. Parents typically notice symptoms may be more pronounced when the child lies flat or during sleep.
Experiencing these symptoms?
Consider seeking medical evaluation. Consult with an ENT specialist for proper assessment and treatment options.
When to See an ENT Specialist
Seek immediate medical attention if your child shows signs of breathing difficulty, including rapid breathing, chest retractions (skin pulling in around the ribs), or colour changes. Persistent noisy breathing, even without obvious distress, needs evaluation within days to weeks. Book a consultation if your child has recurrent chest infections, poor feeding, or isn’t gaining weight properly. Any breathing difficulty that affects sleep, feeding, or play requires assessment.
During your first consultation, an ENT specialist can take a thorough history and examine your child. The assessment includes observing breathing patterns, listening to breath sounds, and analysing the nose and throat. Bring any previous medical records, including NICU discharge summaries for premature infants. The consultation may allow a comprehensive evaluation of your child’s condition.
Diagnosis & Testing Methods
- Flexible Nasopharyngolaryngoscopy: This thin, flexible camera examination allows direct visualisation of the upper airway from nose to voice box. The procedure may take several minutes and can be performed in the clinic with your child awake. A topical anaesthetic aims to make the examination comfortable for children.
- Sleep Study (Polysomnography): Overnight monitoring assesses breathing patterns, oxygen levels, and sleep quality. This test can be valuable for diagnosing obstructive sleep apnoea and determining its severity. Results may be available to guide treatment decisions.
- Imaging Studies: X-rays provide an initial assessment of airway size and may help identify abnormalities. CT scans offer detailed three-dimensional imaging for surgical planning. MRI evaluates vascular compression and soft tissue abnormalities without radiation exposure.
- Direct Laryngoscopy and Bronchoscopy: Performed under general anaesthesia, this allows airway evaluation from the voice box to the bronchi. The procedure can be diagnostic and therapeutic, allowing treatment of specific conditions when appropriate. Results are available to discuss with parents.
Treatment Options Overview
Medical Management
Conservative observation may be suitable for many mild cases, particularly laryngomalacia, which often improves as children grow. Regular monitoring aims to enable timely intervention if symptoms worsen. Anti-reflux medications may help reduce acid-related airway inflammation, particularly in children with GORD, contributing to airway symptoms. Treatment duration varies with regular assessment of response.
Respiratory Support Therapies
Continuous Positive Airway Pressure (CPAP) provides non-invasive breathing support for children with obstructive sleep apnoea or tracheomalacia. Modern paediatric masks and machines make home therapy feasible. Supplemental oxygen therapy can help maintain adequate oxygen levels during sleep or acute illness. Portable concentrators allow mobility while aiming for proper oxygenation.
Pharmacological Treatments
Inhaled corticosteroids may help reduce airway inflammation and swelling, particularly for subglottic stenosis or post-infectious croup. Treatment duration varies depending on response. Systemic steroids may provide a reduction of airway oedema during acute exacerbations. Careful monitoring aims to prevent side effects from prolonged use.
Endoscopic Procedures
Supraglottoplasty can treat laryngomalacia by removing excess tissue causing airway collapse. This minimally invasive procedure aims to improve recovery time. Balloon dilation gently expands stenotic airway segments without requiring open surgery. Multiple sessions may be needed to achieve optimal results whilst minimising trauma.
Surgical Interventions
Adenotonsillectomy is a paediatric airway surgery that may be considered for obstructive sleep apnoea. Recovery varies with potential improvement in breathing and sleep quality. Laryngotracheal reconstruction addresses subglottic stenosis by expanding the airway with cartilage grafts. This complex procedure requires experience and careful post-operative management.
Tracheostomy Considerations
Reserved for cases requiring airway bypass, tracheostomy creates a surgical opening in the windpipe. Whilst requiring significant care commitment, it allows normal development whilst awaiting definitive treatment. Some children may successfully decannulate (remove tracheostomy) after growth or corrective surgery.
Every patient’s condition is unique.
Our ENT Specialist can assess your specific situation and discuss treatment options that may be suitable for you.
Complications if Left Untreated
Untreated paediatric airway disorders can impact development. Chronic oxygen deprivation may affect brain development and cognitive function. Poor feeding due to breathing difficulties can lead to malnutrition and growth concerns. Sleep disruption from obstructive breathing may cause behavioural changes, school performance issues, and developmental delays.
Cardiovascular complications can develop from chronic airway obstruction. The heart may work harder to pump blood through oxygen-deprived lungs, potentially causing pulmonary hypertension. Right heart strain (cor pulmonale) might develop in severe cases. These changes may become difficult to reverse without timely intervention.
Quality of life can be affected for both the child and the family. Hospital admissions may disrupt normal childhood activities and education. Parents may experience stress observing their child’s breathing difficulties. Early treatment aims to prevent these potential complications and support normal childhood development.
Prevention
While many paediatric airway disorders cannot be prevented due to their congenital nature, specific measures may help reduce risk and severity. Preventing premature birth through good prenatal care can be an effective strategy. When premature birth is unavoidable, gentle ventilation techniques in NICUs may help minimise airway trauma.
Managing gastroesophageal reflux can help prevent acid-related airway inflammation. Proper positioning during feeding and sleep may reduce reflux episodes. Maintaining good air quality at home by avoiding exposure to smoke and using air purifiers may help reduce airway irritation. Proper ventilation is essential to prevent mould growth that can trigger airway inflammation.
Timely vaccination can help prevent respiratory infections that may worsen airway conditions. Annual influenza vaccination may be vital for children with airway disorders. Good hygiene practices, including regular handwashing, may reduce the transmission of infections in childcare settings.
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Frequently Asked Questions (FAQ)
Will my child outgrow their airway disorder?
Many paediatric airway disorders may improve with growth. Laryngomalacia can resolve by age 12-24 months as airway structures mature and strengthen. Mild tracheomalacia often improves by age 2-3 years. Adenotonsillar hypertrophy may improve after age 7-8 as lymphoid tissue naturally regresses. Each child’s prognosis depends on the specific condition and severity. Regular monitoring allows for timely adjustments to treatment as your child grows.
Is surgery always necessary for paediatric airway disorders?
Surgery is not always required. Many children with mild symptoms may improve with conservative management and growth. Medical treatments can effectively manage many conditions without the need for surgical intervention. An ENT specialist may recommend surgery when conservative measures are insufficient or when the condition significantly impacts your child’s health and development. The decision considers symptom severity, growth impact, and response to medical treatment.
How do I know if my child’s noisy breathing is serious?
While some noisy breathing is common in children, sure signs indicate the need for evaluation. Persistent stridor (high-pitched sound), breathing difficulties during feeding, poor weight gain, or sleep disruption warrant assessment. Blue colouration, severe breathing effort with chest retractions, or choking episodes require immediate medical attention. Any parental concern about breathing should be evaluated by a healthcare professional.
Can my child participate in sports with an airway disorder?
Many children with treated airway disorders can participate in age-appropriate activities. The ability depends on the specific condition and treatment effectiveness. After treatment, children may have no activity restrictions. During active treatment, temporary modifications may be necessary. A healthcare professional can provide specific guidance based on your child’s condition and treatment response. Regular reassessment helps with safe participation as your child grows.
What should I expect during recovery from airway surgery?
Recovery varies by procedure type. Minor endoscopic procedures may require overnight observation with return to normal activities within days. Adenotonsillectomy can require recovery time with a soft diet and pain management. Major reconstructive surgery may require ICU monitoring and a gradual return to normal activities over time. The healthcare team provides detailed post-operative instructions and remains available throughout recovery. Recovery timelines may vary by individual.
How often will my child need follow-up appointments?
Follow-up frequency depends on condition severity and treatment type. Initially, appointments may be scheduled to assess treatment response. Stable patients on medical management may require visits periodically. Post-surgical patients require close monitoring initially, then spacing appointments as healing progresses. Long-term follow-up through childhood aims to support optimal outcomes as your child grows. Appointment schedules may vary based on individual needs.
Conclusion
Paediatric airway disorders present unique challenges that require specialisation and comprehensive care. Early recognition and appropriate treatment may help improve outcomes, potentially allowing children to breathe more comfortably and develop normally. While these conditions can seem overwhelming for parents, treatment options are available for paediatric airway disorders. With proper management, children may go on to lead healthy, active lives. The approach involves timely evaluation and individualised treatment planning based on each child’s specific needs.
Take the First Step Towards Better Health
Living with paediatric airway disorders can be challenging, but you don’t have to face it alone. Our ENT Specialist has experience diagnosing and treating paediatric airway disorders using evidence-based approaches.
Dr Gan Eng Cern
MBBS
MRCS (Edin)
mmed (orl)
FAMS
With over 15 years of experience, Dr Gan specialises in the comprehensive management of a broad range of conditions related to the ear, nose and throat (ENT), and head and neck.
Dr. Gan has contributed to the academic field as a Senior Clinical Lecturer at the Yong Loo Lin School of Medicine, National University of Singapore. He underwent his subspecialty training in Rhinology (Nose & Sinus conditions) and Endoscopic Skull Base Surgery at the renowned St Paul’s Sinus Center, part of the University of British Columbia in Vancouver, Canada. He is recognised for his extensive research work, with numerous contributions to reputable international ENT journals. Dr Gan is also highly sought after as a speaker and has shared his surgical knowledge as a surgical dissection teacher at various prominent ENT conferences and courses.
- 2020 – Reader’s Choice Gold Award for Best ENT Specialist (Expat Living Singapore)
- 2016 – Best Educator Award (Eastern Health Alliance)
- 2016 – “Wow” Award (Patient Compliment)
- 2014 – Eastern Health Alliance Caring Award – Silver
- 2014 – 19th Yahya Cohen Memorial Lectureship (awarded by the College of Surgeons, Academy of Medicine Singapore for best scientific surgical paper)
- 2012 – Human Manpower Development Award (Ministry of Health, Singapore)
- 2007 – Singhealth Best Doctor Award
Qualifications
- MBBS – Bachelor of Science, Bachelor of Medicine, Bachelor of Surgery (University of New South Wales, Sydney, Australia)
- MRCS (Edin) – Member of the Royal College of Surgeons Edinburgh, United Kingdom
- MMed (ORL) – Master of Medicine in ENT (National University of Singapore)
- FAMS – Fellow of the Academy of Medicine Singapore
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