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Benign tracheobronchial stenoses: long-term clinical experience with balloon dilation
Kwang-Hun Lee1, Gi-Young Ko, Ho-Young Song
1Departments of Diagnostic Radiology and Research, Institute of Radiological Science, Yonesei University College of Medicine,Yong Dong Severance Hospital, Seoul, South Korea.
Journal of Vascular and Interventional Radiology : JVIR
|October 2, 2002
Summary
Balloon dilation is a safe initial treatment for benign tracheobronchial stenosis, offering good secondary patency rates despite high recurrence. This minimally invasive procedure provides symptomatic relief for many patients.
Area of Science:
- Pulmonology
- Interventional Pulmonology
- Thoracic Surgery
Background:
- Benign tracheobronchial stenosis can significantly impair airway function.
- Effective long-term treatment options are crucial for managing this condition.
- Tuberculosis is a common cause of benign tracheobronchial stenosis.
Purpose of the Study:
- To evaluate the safety and long-term effectiveness of balloon dilation for benign tracheobronchial stenosis.
- To assess patency rates and complication profiles following the procedure.
Main Methods:
- Fifty-nine patients with benign tracheobronchial stenosis underwent balloon dilation under fluoroscopic guidance.
- Serial balloon insufflations were performed using various catheter sizes and pressures.
- Patients were followed for up to 32 months to assess restenosis and outcomes.
Main Results:
- Initial symptomatic improvement was observed in 83% of patients.
- However, 80% of these patients experienced symptom recurrence during follow-up.
- Primary patency rates declined significantly over time, while secondary patency remained more stable.
Conclusions:
- Balloon dilation is a safe primary treatment for benign tracheobronchial stenosis.
- While recurrence rates are high, acceptable secondary patency rates support its use.
- Further research may explore adjunct therapies to improve long-term outcomes.