【摘要】 初步统计了１０５例活髓根尖周炎，非逆行感染５４例，占５１．４３％。逆行感染５１例，占活髓根尖周炎的４８．５７％。本文分析送行感染所致活髓根尖周炎的病因，探讨其治疗方案。更多还原

【Abstract】 he authors collected 105 cases of periapical infection with vital pulp,among which cases ofnon-converse infection account for 54(51.43 % )while those of converse infection take 51(48.57%.)This article is to analyze the cause of periapical infection with vital pulp which con-verse infection can result in,and to explore the therapeutic program.更多还原