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目的:报道2例少见病———鼻腔底含牙囊肿,探讨其发病机制、诊断和鼻内镜下切除鼻腔底含牙囊肿的方法。方法:复习文献并结合病例对该病的病理、诊断、手术径路进行讨论。结果:1例起源于左鼻腔底额外牙的含牙囊肿,另1例起源于左鼻腔底倒生侧切牙的含牙囊肿,均有同侧上唇、鼻旁的反复肿胀史。CT或X线摄片为囊性透光区,囊底部有高密度影。2例均在鼻内镜下完整切除含牙囊肿。结论:鼻腔底含牙囊肿可起源于未萌出的恒牙或额外牙,据临床表现、X线摄片或CT片诊断,鼻内镜下切除鼻腔底含牙囊肿是一可选择的、合适的手术方法。
OBJECTIVE: To report two rare cases of nasal cavity containing cyst, investigate its pathogenesis, diagnosis and endoscopic removal of nasal cavity containing cyst. Methods: To review the literature and combined with the case pathology of the disease, diagnosis, surgical approach to discuss. Results: One case of a periodontal cyst originating from the extra nasal floor and the other one containing the periodontal ligament originated from the left end of the nasal cavity. There were repeated swelling on the ipsilateral upper lip and nasal side. CT or X-ray cystic translucent area, a high density of the bottom of the capsule. Both cases underwent complete endoscopic cyst excision. CONCLUSIONS: Nasal cyst containing cyst may originate from non-emasculated permanent teeth or extra teeth. According to clinical manifestations, X-ray or CT diagnosis, nasal endoscopic cyst debridement is an optional and suitable Surgical methods.