atresia of lacrimonasal duct

例句：

1. 1. The patient's condition was diagnosed as a result of atresia of the lacrimalduct.
   患者的病情被诊断为泪腺管缺失的结果。
2. 2. The surgeon performed a repair to the damaged lacrimal duct.
   外科医生修复了受损的泪腺管。
3. 3. The child had experienced repeated episodes of atresia of the lacrimal duct, which led to significant discomfort.
   这个孩子经历了多次泪腺管缺失的发作，这导致了显著的不适。