治愈由鼻腔排脓的上颌前牙根尖周脓肿１例广东省佛山市口腔医院（５２８０００）江南桂和明上颌前牙根尖周脓肿常由口腔内骨壁较薄的唇侧粘膜排脓或因牙根偏向腭侧，脓由腭侧粘膜排除。根尖部的脓液穿过鼻底或唇侧骨板以后，沿骨膜上升，在鼻腔发生脓肿、产生瘘道而流脓的... Cured by nasal drainage of the maxillary anterior teeth root abscess in 1 case Foshan City, Guangdong Province Stomatological Hospital (528000) Jiangnan Gui Ming Maxillary anterior apical abscess often by the oral cavity wall thinner lip mucosal abscess or roots Biased palatal, pus by the palate mucosa excluded. Apex of the pus through the nasal floor or labial bone plate, along the periosteum rise in the nasal abscess, resulting in fistula and pus ...