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患者女,50岁,因体检B超发现甲状腺环状软骨占位性病变就诊。既往体健,无声嘶等症状,喉镜检查可见双侧声带活动正常,喉腔通畅。实验室检查无明显异常。影像检查:B超见甲状腺右叶深部异常回声团,边界不清,内部回声不均匀,CDFI:肿物内可见少许血流信号。CT平扫示环状软骨右侧骨质破坏,呈软组织密度,边界不清,CT值约为30~43 HU,局部可见点状钙化,右侧杓状软骨形态规则,右侧声
Female patient, 50 years old, because of physical examination found superficial thyroid annular cartilage lesions. Past physical health, silent hoarseness and other symptoms, laryngoscopy showed bilateral vocal cord activity was normal, smooth larynx. Laboratory tests no obvious abnormalities. Imaging examination: B ultrasound see the right lobe of deep abnormal echo group, the boundary is unclear, the internal echo is not uniform, CDFI: a little blood flow signal within the tumor. CT scan shows the destruction of the right side of the annular cartilage, soft tissue density, the boundary is unclear, CT value is about 30 ~ 43 HU, local visible calcification, right arytenoid cartilage morphology, the right side of the sound