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Posterior tracheopexy for pediatric tracheomalacia: A global evidence synthesis and meta-analysis
Sehajnoor Singh1, Dikshit Chawla2, M D Tályta Pessoa3
1Sri Guru Ramdas Institute of Medical Sciences and Research, Sri Amritsar, India.
Insights
Posterior tracheopexy (PT) significantly improves respiratory symptoms and resolves overall symptoms in children with tracheomalacia (TM). This surgical approach leads to a near-elimination of cyanotic episodes and low reintervention rates with negligible mortality.
Area of Science:
- Pediatric Surgery
- Respiratory Medicine
- Critical Care
Background:
- Severe pediatric tracheomalacia (TM) causes dynamic expiratory airway collapse, leading to recurrent infections, respiratory support dependence, and significant morbidity.
- Posterior tracheopexy (PT) is a reconstructive strategy for TM, but pooled outcome data are limited.
- This study systematically reviews and meta-analyzes the efficacy and safety of PT in pediatric TM patients.
Purpose of the Study:
- To evaluate the efficacy and safety of posterior tracheopexy (PT) in treating pediatric tracheomalacia (TM).
- To assess key postoperative outcomes including symptom improvement, resolution, recurrent infections, and reintervention rates.
Main Methods:
- A systematic review and meta-analysis of 14 observational studies involving 318 pediatric patients (<18 years) undergoing PT.
- Searched major databases (PubMed, Embase, Scopus, Cochrane Library, Google Scholar) for relevant studies.
- Utilized random-effects generalized linear mixed models to pool outcome proportions and assessed heterogeneity with I² statistics.
Main Results:
- High rates of respiratory symptom improvement (91.03%) and overall symptom resolution (95.7%) were observed.
- Significant reductions in blue spells/BRUEs (0.6%), recurrent infections (10.60%), and supplemental oxygen requirement (15.0%) were noted.
- Low rates of reintervention (9.1%), acquired/recurrent TEF (5.7%), and overall complications (19.6%) were reported, with no perioperative mortality.
Conclusions:
- Posterior tracheopexy (PT) is an effective treatment for pediatric tracheomalacia (TM), demonstrating high symptom improvement and resolution rates.
- The procedure is associated with a near-elimination of cyanotic episodes, low reintervention rates, and minimal mortality.
- Further prospective multicenter studies are needed to establish long-term durability and comparative effectiveness.
Background:
Severe pediatric tracheomalacia (TM) causes dynamic expiratory airway collapse resulting in recurrent infections, cyanotic spells, respiratory support dependence, and significant morbidity. Posterior tracheopexy (PT) has emerged as a physiologically targeted reconstructive strategy; however, pooled outcome data are limited. Thus, we performed a systematic review and meta-analysis to evaluate the efficacy and safety of PT in children with TM.
Methods:
PubMed, Embase, Scopus, Cochrane Library, and Google Scholar were searched for studies reporting postoperative outcomes of PT in patients <18 years. Primary outcomes were respiratory symptom improvement and overall symptom resolution. Secondary outcomes included recurrent infections, supplemental oxygen requirement, reintervention, acquired/recurrent tracheoesophageal fistula (TEF), complications, blue spells/brief resolved unexplained events (BRUEs), and mortality. Random-effects generalized linear mixed models generated pooled proportions. Heterogeneity was assessed using I2 statistics. Prespecified subgroup analyses evaluated reintervention by operative approach and by the presence of esophageal atresia (EA)/TEF.
Results:
Fourteen observational studies (n = 318) met the inclusion criteria. Respiratory symptom improvement occurred in 91.03% (95% CI: 86.63-94.08; I2 = 0%) and overall symptom resolution in 95.7% (95% CI: 76.3-99.4; I2 = 0%). Blue spells/BRUEs declined to 0.6% (95% CI: 0.04-8.3; I2 = 0%). Recurrent infections decreased to 10.60% (95% CI: 5.08-20.78; I2 = 33.3%), and supplemental oxygen requirement to 15.0% (95% CI: 3.0-50.6; I2 = 66.6%). Reintervention occurred in 9.1% (95% CI: 4.9-16.4; I2 = 0%). Acquired/recurrent TEF occurred in 5.7% (95% CI: 1.8-16.1; I2 = 0%), and overall complications in 19.6% (95% CI: 13.0-28.5; I2 = 0%), with no perioperative mortality. Subgroup analyses demonstrated no statistically significant differences in reintervention by operative approach (p = 0.26) or EA/TEF status (p = 0.67).
Conclusions:
PT is associated with high rates of symptom improvement, near-elimination of cyanotic episodes, low reintervention rates, and negligible mortality. Prospective multicenter comparative studies are required to define long-term durability and comparative effectiveness.
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