PMC7505588_01
A:Preoperative endoscopy of case 1 demonstrates circumferential Grade 3 stenosis 2 cm long involving the cricoid. B:Postoperative endoscopy after T-tube removal one year after initial resection.
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He presented to outpatient clinic six months later with stridor and was noted to have 2 cm long and thick tracheal stenosis that did not respond to two endoscopic treatments (Fig 1A).
PMC7505588_02
A:Preoperative endoscopy of case 2 demonstrates a Grade 4 stenosis involving the cricoid and 5 tracheal rings. B- Postoperative endoscopy with edema 6 weeks after resection. C- Postoperative endoscopy six months after surgery with resolution of edema.
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He presented with a tracheostomy and was noted on endoscopic exam to have a grade IV stenosis (Fig 2A). POD#9 and discharged on POD#15. Post-operatively the edema at the anastomotic site decreased slowly (Fig 2B). At his last visit one year after airway resection his airway edema finally appeared resolved (Fig 2C).
PMC7505588_03
A:Preoperative endoscopy of case 3 demonstrates a circumferential grade 3 subglottic stenosis involving 3 tracheal rings. B:Postoperative endoscopy six weeks after resection shows a resolution of stenosis.
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He developed grade 3 subglottic and tracheal stenosis after intubation for fluid overload and respiratory distress (Fig 3A). He had persistent edema at the anastomotic site that resolved over the next six weeks (Fig 3B).
PMC7505588_04