新生儿泪囊炎比较少见,其原因多数是由于鼻泪管下端出口被先天膜样组织所封闭或因上皮碎屑堵塞管道所引起,而极少数病例可能因鼻泪管骨部狭窄或鼻骨畸形所造成。新生儿在出生时先天性膜样组织仍是比较完整,在泪腺开始正常分泌时,一般膜组织即告破裂,如果这一破裂或开口过程未能 Neonatal dacryocystitis is relatively rare, the majority of the reason is due to the outlet of the nasolacrimal duct at the lower end of the membrane is closed or closed due to epithelial debris caused by epithelial debris, and very few cases may be due to nasolacrimal duct stenosis or nasal deformity caused. Neonates at birth congenital membranous tissue is still relatively complete, in the lacrimal gland began to normal secretion, the general membrane rupture, if the rupture or opening process failed