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Juvenile nasopharyngeal angiofibroma
T L Tewfik1, A K Tan, K al Noury
1Department of Otolaryngology, McGill University, Montreal, Quebec.
The Journal of Otolaryngology
|July 20, 1999
Summary
Surgical management of juvenile nasopharyngeal angiofibroma (JNA) achieved a 79% success rate in preventing recurrence. Advanced surgical techniques, including osteotomies, improved access for extensive JNA cases with skull base involvement.
Area of Science:
- Otolaryngology
- Neurosurgery
- Surgical Oncology
Background:
- Juvenile nasopharyngeal angiofibroma (JNA) is a rare, benign tumor.
- Surgical treatment is the primary modality for JNA.
- Advanced surgical techniques are necessary for extensive tumors.
Purpose of the Study:
- To evaluate the efficacy of surgical interventions for JNA.
- To assess the role of various surgical approaches in managing JNA.
- To determine recurrence rates and outcomes in JNA patients.
Main Methods:
- Retrospective study of 17 JNA patients treated between 1983 and 1996.
- Surgical approaches included transpalatal, Le Fort I osteotomy, lateral rhinotomy, transcervical double mandibular osteotomy, and subcranial frontonasal osteotomy.
- Preoperative angiography and embolization were utilized for surgical candidates.
Main Results:
- Initial surgical management prevented recurrence in 79% of patients.
- Two patients with intracranial extension treated with irradiation became asymptomatic.
- Various osteotomy techniques provided adequate surgical access for extensive JNA.
Conclusions:
- Surgical management is effective for JNA, with a high success rate in preventing recurrence.
- Craniofacial and subcranial techniques with osteotomies enhance surgical access for large JNA, including those with skull base or intracranial extension.
- Le Fort I osteotomy and down-fracture approaches can improve surgical exposure.