Intraosseous lesion

  • 文章类型: Case Reports
    血管脂肪瘤是一种罕见的血管结构病变,发生在头部和颈部区域,通常出现在鼻咽位置,具有本地竞争效率。
    方法:男性患者,25岁的老人被转介给口腔外科医生,目的是手术切除左下颌后区域的无痛性病变。他的健康状况良好,没有任何病史。口腔外科医生切除了肿块,并进行了组织学分析,最终诊断为骨内血管脂肪性纤维瘤。
    本报告的意义在于下颌骨中很少存在血管脂肪瘤,临床和影像学表现仅是无声的单眼射线可透病变。仅发表了少数病例,描述了下颌骨的血管脂肪瘤。仅根据临床和影像学特征难以诊断。
    结论:明确的诊断基于组织学检查。手术治疗就足够了。
    UNASSIGNED: Angiolipofibroma is rare lesion with extraordinarily vascular structure, occurs within the head and neck region, typically springing up in the nasopharyngeal location, with a locally competitive efficiency.
    METHODS: Male patient, aged 25 years old was referred to oral surgeon with the aim of surgical removal of a painless lesion of the left posterior mandibular area. he has well heath without any medical history The mass was removed by the oral surgeon and subjected to histological analysis the final diagnosis was found to be an intraosseous angiolipofibroma.
    UNASSIGNED: The significance of this report lies in the rarity of the presence of angiolipofibroma in the mandible and the clinical and radiographic manifestations were only a silent unilocular radiolucent lesion. Only a few cases have been published describing angiolipofibroma in the mandible. it is difficult to diagnose on clinical and radiographic features only.
    CONCLUSIONS: The definitive diagnosis is based on histological examination. The surgical treatment was enough.
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  • 文章类型: Systematic Review
    背景:骨内神经鞘瘤(IS)是一种良性周围神经鞘瘤,假定从头或从先前存在的营养管中的神经纤维中产生。ISs并不常见,占源自骨的肿瘤的不到1%。我们在此介绍了2例下颌骨神经鞘瘤-第一例是一名66岁的女性,有4个月的疼痛和压力史,与下颌骨前放射性粘连有关。第二例是无症状的12岁女性,她的下颌骨联合和右后下颌骨具有独立的放射性。所有三个病变的切开活检均显示良性梭形细胞肿瘤,具有神经鞘瘤的组织学特征;肿瘤细胞对S-100具有强烈反应性。患者进行了完整的病灶摘除,并且在十个月和五年没有疾病的迹象,分别。
    方法:进行了系统评价以评估诊断特征,治疗,和患者的预后。
    结果:共有93例被确定为以下人口统计学结果:女性占主导地位(57%);平均发生年龄为37.3岁(8至77岁);平均大小为3.6厘米;下颌骨受累(37.6%),下颌体和下颌支(18.3%),和前下颌骨(18.3%)。主要临床体征为肿胀(69.9%),最常见的影像学表现是具有明确边界(72%)的射线透过性(94.6%)。
    结论:所有病例均行手术治疗,平均随访时间为22.9个月,复发率为5.4。
    BACKGROUND: The intraosseous schwannoma (IS) is a benign peripheral nerve sheath tumor postulated to arise de novo or from nerve fibers in preexisting nutrient canals. ISs are uncommon and comprise less than 1% of neoplasms originating in bone. We herein present two cases of mandibular schwannomas-the first case was a 66-year-old female with a four-month history of pain and pressure associated with an anterior mandibular radiolucency, and the second case was an asymptomatic 12-year-old female with separate radiolucencies of her mandibular symphysis and right posterior mandible. Incisional biopsies of all three lesions showed a benign spindle cell neoplasm with histologic features of a schwannoma; the tumor cells were strongly reactive for S-100. The patients underwent complete enucleation of their lesions and are without evidence of disease at ten months and five years, respectively.
    METHODS: A systematic review was undertaken to evaluate the diagnostic features, treatment, and patient outcomes of gnathic schwannomas.
    RESULTS: A total of 93 cases were identified with the following demographic findings: predominance in females (57%); average age of occurrence of 37.3 years (8 to 77 years); mean size of 3.6 cm; and involvement of the mandibular body (37.6%), mandibular body and ramus (18.3%), and anterior mandible (18.3%). The predominant clinical sign was swelling (69.9%), and the most common radiographic presentation was a radiolucency (94.6%) with well-defined borders (72%).
    CONCLUSIONS: All cases were treated surgically, with an average follow-up interval of 22.9 months and a recurrence rate of 5.4.
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