临床上大多数上颌第三磨牙牙根多为融合根或单根,且向远中弯曲[1-2]。怀化医学高等专科学校口腔科拔除牙根向腭侧90度钩状弯曲的右上第三磨牙1例。现报道如下。1病例资料患者女,22岁,因右上后牙牙龈反复肿胀疼痛1年于2010年10月2日来我院就诊。专科检查:8稍向颊侧倾斜,咬合面位于7颈部稍下方,但无牙龈覆盖,颊侧牙龈轻度水 Clinically, most of the maxillary third molar root mostly fusion root or single root, and bent to the far [1-2]. One case of right upper third molars with 90 degree hook - like bending on the palatal side in stomatology department of Huaihua Medical College. Report as follows now. 1 case data The patient female, 22 years old, due to repeated swelling of the upper right posterior teeth gum pain 1 year in October 2, 2010 came to our hospital. Specialist examination: 8 slightly to the buccal side of the tilt, occlusal surface is located slightly below the neck 7, but no gum coverage, buccal gingival mild water