上颌窦胆固醇肉芽肿(附2例报告)

为探讨胆固醇肉芽肿形成的机理，报告２例发生于上颌窦的胆固醇肉芽肿。该病的常见症状是鼻阻塞，严重者可引起骨质破坏。其病因可能源于上颌窦窦口阻塞、粘膜息肉样病变内部出血或上颌窦囊肿瘤壁内胆固醇沉积。文献复习表明：窦腔通气不良，长期的炎症渗出或出血可导致胆固醇肉芽肿的形成。治疗主要是行上颌窦根治术，以达到永久治愈的目的。

Cholesterol granuloma of the maxillary sinus:2 cases report

The paper firstly represents two cases of cholesterol granuloma of the maxillary sinus in China.The common symptoms of the disease include nasal obstruction and bone erosion in severe case.The disease is related to obstruction of the antral ostia,hemorrhage into polypoidal mucosal disease or cholesterol precipitation in the walls of antral cyst.A review of the literature on cholesterol granuloma suggests that porr ventilation in a closed space and long standing inflammation with effusion or hemorrhage contribute to the formation of cholesterol granuloma.Long lasting cure is achieved by radical maxillary sinusotomy which is the main therapeutic means.