常見例句In the period of following-up with 3 years, the choanae remained patency. 結(jié)論對(duì)於雙側(cè)先天性後鼻孔閉鎖者宜盡早手術(shù)。Choanal atresia is often related to the presence of a congenital abnormality and only a few cases involve the occurrence of mucosal fibrosis of the surrounding choana after trauma. 摘要後鼻孔閉鎖大多數(shù)與先天性發(fā)育畸形有關(guān)，少部分因放射治療導(dǎo)致後鼻孔周圍黏膜組織傷害引起纖維化形成。Lysis of adhesions of choanae of nasopharynx 鼻咽後鼻孔粘連松解術(shù)Dilation of choanae of nasopharynx 鼻咽後鼻孔擴(kuò)張術(shù)Nasal cavity and choanae packing treatment of massive nose bleeding caused by anterior basal skull fracture 後鼻孔、鼻腔填塞治療前顱窩底骨折鼻大出血 返回 choanae