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Odontogenic Keratocyst: A Case Report

齒源性角化囊腫-病例報告

摘要


齒源性角化囊腫乃起源於牙釉器官或是牙板的發育性囊腫。在所有下顎囊腫中,它大約佔了百分之十一,常發生在下顎骨角與下顎枝處。角化囊腫擁有明顯的組織病理表徵,且以局部侵襲性和特高再發率著稱。其治療方式有造袋術,造袋術後摘除術,摘除術,邊緣切除術和分截切除術等。本文報導一27歲男性,其左側下顎骨角與下顎枝處罹患齒源性角化囊腫,進行了兩次手術,首次由口外做摘除術及周圍骨去除術。於八年後追蹤時完全復發,且比原來的範圍大,第二次只施予造袋術。再經過八年追蹤發現,角骨及下顎枝處完全復原,只見左下方小臼齒區,仍有小小的復發,再施以摘除術伴隨冷陳治療。此病例歷經十六年長期追蹤,於此期間採取兩種不同的治療術式,卻產生截然不同的結果,雖然有小範圍的復發,都能輕易地再給予摘除。因其再發率特高,長期的追蹤是必須的,故提此報告。

並列摘要


The odontogenic keratocyst (OKC) is classified as a developmental cyst that derived from the enamel organ or the dental lamina. It comprises approximately 11%of all cysts of jaw. The cysts are most often seen in the mandibular ramus or angle. Keratocysts have a distinct histopathological appearance and are known to be locally aggressive and have a high recurrence racurrence rate thus requiring close long-term follow-up Treatment of the odontogenic keratocysts remains a controversial subject. Treatment modalities include simple marsupialization, marsupialization follower by enucleation, enucleation with cryotherapy, readical enucleation and segmental mandible resection. This paper presented a case that had been followed for 16 years. It had been treated by an aggressive surgery (radical enucleation and peripheral ostectomy) at the first time, with evidence of recurrence 8 years later. The recurrent lesion was then treated with a conservative surgery (marsupialization) and yield a satisfactory result. After another 8-year period follow-up, two small recurrences were noted and were easily enucleated.

並列關鍵字

Odontogenic keratocyst Cryotherapy

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