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Adenotonsillectomy for obstructive sleep apnea in children with cerebral palsy: Risks and benefits
Nikolaus E Wolter1, Patrick Scheffler2, Chantal Li1
1Department of Otolaryngology - Head and Neck Surgery, The Hospital for Sick Children, University of Toronto, Toronto, Ontario, Canada.
Insights
Adenotonsillectomy improves obstructive sleep apnea (OSA) in children with Cerebral Palsy (CP), but they face higher complication risks. Motor and swallowing impairments increase respiratory issues post-surgery.
Area of Science:
- Pediatric Otolaryngology
- Pediatric Pulmonology
- Pediatric Neurology
Background:
- Obstructive sleep apnea (OSA) is prevalent in children with Cerebral Palsy (CP).
- Adenotonsillectomy is a common treatment for OSA, but outcomes in CP populations require further investigation.
- Motor and swallowing impairments in CP may influence surgical outcomes and complication rates.
Purpose of the Study:
- To evaluate the effectiveness of adenotonsillectomy in treating OSA in children with CP.
- To assess the impact of motor and swallowing dysfunction on respiratory complications following adenotonsillectomy in children with CP.
- To compare outcomes between children with CP and age-matched controls without CP.
Main Methods:
- Retrospective review of children with CP and sleep-disordered breathing (SDB) who underwent adenotonsillectomy between 2003-2021.
- Age-matching of CP patients with a control group without CP.
- Assessment of motor function using the Gross Motor Functional Classification System (GMFCS) and swallowing function using the Eating and Drinking Ability Classification System (EDACS).
Main Results:
- 49% of children with CP assessed had moderate to severe OSA; 30% underwent adenotonsillectomy.
- Adenotonsillectomy led to an initial significant reduction in the obstructive apnea-hypopnea index (OAHI) in all children with CP.
- Children with CP showed higher rates of postoperative complications (43.5%) and respiratory complications (OR 8.9) compared to controls.
- Severe motor (GMFCS 5) and swallowing (EDACS 3-5) impairments were associated with increased respiratory complications post-surgery.
Conclusions:
- Adenotonsillectomy improves OAHI in children with CP, but they experience higher complication rates.
- Respiratory complications are more frequent in children with CP who have significant motor and swallowing impairments.
- These findings aid in preoperative planning and risk stratification for caregivers and clinicians.
Objectives:
To determine outcomes following adenotonsillectomy for obstructive sleep apnea (OSA) and the impact of motor and swallowing impairment on respiratory complications in children with Cerebral Palsy (CP).
Methods:
A retrospective review of children with CP and sleep disordered breathing (SDB) who underwent adenotonsillectomy (2003-2021) was performed. Children with CP were age-matched to children without CP. Motor and swallowing function was assessed using the Gross Motor Functional Classification System (GMFCS) and the Eating and Drinking Ability Classification System (EDACS). The primary outcome was postoperative obstructive apnea-hypopnea index (OAHI). Secondary outcomes were cure rate, complications, and need for additional interventions.
Results:
Ninety-seven children with CP were assessed for SDB, and 74 underwent polysomnography. Moderate or severe OSA was found in 49% (36/74). Adenotonsillectomy was performed in 30% (29/97). All children who underwent adenotonsillectomy experienced an initial reduction in OAHI (31.7/h to 2.9/h, p < 0.0001). Children with CP were less likely to achieve an OAHI<1 compared with children without CP (62.5% vs 81.8%, p = 0.23). Children with CP had more postoperative complications (43.5% vs. 8.7%) and greater odds of respiratory complications compared with children without CP (OR 8.9 95% CI 2.1-37.9). Children with CP and a GMFCS score of 5 and EDACS score between 3 and 5 had more respiratory complications post-adenotonsillectomy compared to those with GMFCS<5 (p = 0.002) and EDACS<3 (p = 0.031).
Conclusion:
Children with CP had an improved OAHI initially following adenotonsillectomy but had higher rates of post-adenotonsillectomy complications. Respiratory complications after adenotonsillectomy were more common in children with motor and swallowing impairment. Findings may provide better preoperative planning for caregivers.
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