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血管外皮细胞瘤是一种罕见的血管性肿瘤,可发生于颅骨肌肉和皮下组织的头颈部位,发生在喉部者,本例乃世界文献中的首例。患者男性,50岁,因急性支气管炎发生呼吸困难而由内科急转耳鼻喉科施行紧急气管切开术。检查发现左声带有一息肉样肿物,累及声门下和第一气管环,呈坏死状,脆而出血。杓间区出现大片坏死。患者4年前左声带曾长1.5cm直径的息肉样肿物,病检为慢性炎症,以后在门诊摘除,有吸烟史和严重的呼吸道炎性疾病。从肿瘤不同的部位取活检,显示喉粘膜下有丰富的血管和周围的肿瘤,瘤细胞呈圆形、多边形或梭
Hemangiopericytoma is a rare vascular tumor that can occur in the head and neck of the cranial muscles and subcutaneous tissue and occurs in the larynx. This is the first case in the world literature. The patient was a man, 50 years old, who had undergone an emergency tracheotomy performed by the Department of Internal Medicine emergency ENT in order to develop dyspnea due to acute bronchitis. The examination revealed that the left sound had a polypoid mass, involving the glottis and the first tracheal ring, showing necrosis, brittleness, and bleeding. Large areas of necrosis occurred in the interstellar area. The patient had a 1.5-cm diameter polypoid mass 4 years earlier in the left vocal cord. The disease was diagnosed as chronic inflammation. He was later removed from the clinic and had a history of smoking and severe respiratory inflammatory disease. Biopsy taken from different sites of the tumor shows that there are abundant blood vessels and surrounding tumors under the laryngeal mucosa. The tumor cells are round, polygonal or shuttle