Kim Jong Seung, Kwon Sam Hyun
aDepartment of Otolaryngology-Head and Neck Surgery, Chonbuk National University Hospital bResearch Institute of Clinical Medicine, Chonbuk National University, Jeonju, Republic of Korea.
Medicine (Baltimore). 2017 Nov;96(46):e8685. doi: 10.1097/MD.0000000000008685.
Sinonasal osteoblastoma is an extremely rare benign bone-forming tumor.
We report 2 extremely rare cases of sinonasal osteoblastoma in the middle turbinate.
The preoperative diagnosis was osteoma in the middle turbinate.
We performed endoscopic removal of the mass in the middle turbinate and frontal recess.
Histological examination of biopsy specimens revealed osteoblastoma.
Clinicians should consider osteoblastoma in the differential diagnosis of tumors arising in the nasal cavities.
鼻窦骨母细胞瘤是一种极其罕见的良性成骨肿瘤。
我们报告2例极其罕见的中鼻甲鼻窦骨母细胞瘤病例。
术前诊断为中鼻甲骨瘤。
我们在内镜下切除了中鼻甲和额隐窝的肿物。
活检标本的组织学检查显示为骨母细胞瘤。
临床医生在鼻腔肿瘤的鉴别诊断中应考虑骨母细胞瘤。