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Management of distal tracheal stenosis
C S Cotter1, D T Jones, R C Nuss
1Department of Otolaryngology, Children's Hospital, Boston, Mass, USA. ccotter@nemours.org
Insights
Early surgical repair of congenital tracheal stenosis in infants, specifically resection and reanastomosis for short segments, leads to better outcomes with faster ventilator weaning. Tracheoplasty is recommended for longer, severe cases.
Area of Science:
- Pediatric Surgery
- Thoracic Surgery
- Congenital Malformations
Background:
- Congenital tracheal stenosis is a rare but serious condition in infants.
- Surgical intervention is often necessary for survival and improved quality of life.
- Optimal timing and technique for surgical repair remain areas of investigation.
Purpose of the Study:
- To evaluate the treatment, perioperative management, and outcomes of infants with congenital tracheal stenosis.
- To test the hypothesis that early resection and tracheoplasty with early weaning of ventilatory support results in less mucosal injury and better outcomes.
Main Methods:
- Retrospective study of 17 infants (birth to 16 months) with congenital tracheal stenosis from 1986 to 1996.
- 14 patients underwent either tracheoplasty or resection and reanastomosis, facilitated by cardiopulmonary bypass.
- Analysis of surgical techniques, perioperative management, and postoperative outcomes.
Main Results:
- Six patients underwent resection and reanastomosis; 4 were extubated within 2-5 days without sequelae.
- Eight patients required tracheoplasty for severe stenosis, with variable postoperative courses.
- Complications included granulation tissue, cicatrix, graft collapse, and tracheitis, requiring further bronchoscopies in some patients.
Conclusions:
- Resection and reanastomosis with cardiopulmonary bypass and early ventilator weaning is recommended for short-segment (<5 rings) congenital tracheal stenosis.
- Tracheoplasty (castellation or slide technique) is recommended for severe, long-segment congenital tracheal stenosis in infants.
Objective:
To evaluate the treatment, perioperative management, and outcome of infants who underwent repair of congenital tracheal stenosis. We hypothesized that early resection and tracheoplasty with early weaning of ventilatory support results in less mucosal injury, and thus better outcome.
Design:
Retrospective study from 1986 to 1996.
Setting:
Tertiary care children's hospital.
Patients:
Seventeen consecutive infants with congenital tracheal stenosis, aged from birth to 16 months. Fifteen patients had complete tracheal rings, 6 of whom also had a left pulmonary artery sling. Fourteen patients underwent either tracheoplasty or resection and reanastomosis of the trachea, both facilitated by cardiopulmonary bypass.
Results:
Six patients underwent resection and reanastomosis; 4 patients were extubated within 2 to 5 days without sequelae. There was 1 unrelated perioperative death. Two patients required reintubation. Eight patients required tracheoplasty due to severe tracheal stenosis and had variable postoperative courses. Seven of 14 patients required 0 to 1 postoperative bronchoscopies. Seven of 14 patients required 2 to 7 bronchoscopies for granulation tissue formation, cicatrix, graft collapse, and tracheitis. One patient required numerous procedures and revision tracheoplasty for cicatrix and stenosis.
Conclusions:
Correction of short-segment (<5 rings) tracheal stenosis by resection and reanastomosis of the trachea with the aid of cardiopulmonary bypass and early weaning of ventilatory support is recommended. Tracheoplasty using either the castellation technique or slide tracheoplasty is recommended in the treatment of infants with severe (long segment) tracheal stenosis.
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