title: Anatomy of nasolacrimal canal in congenital nasolacrimal duct obstruction - 18 cases retrospective study.
authors.affiliation: Department of Ophthalmology, Beijing Children's Hospital, National Key Discipline of Pediatrics (Capital Medical University), Ministry of Education, Beijing, China.
authors.forename: Chengyue
authors.initials: C
authors.lastname: Zhang
authors.affiliation: Department of Ophthalmology, Beijing Children's Hospital, National Key Discipline of Pediatrics (Capital Medical University), Ministry of Education, Beijing, China.
authors.forename: Qian
authors.initials: Q
authors.lastname: Wu
authors.affiliation: Department of Ophthalmology, Beijing Children's Hospital, National Key Discipline of Pediatrics (Capital Medical University), Ministry of Education, Beijing, China.
authors.forename: Yanhui
authors.initials: Y
authors.lastname: Cui
authors.affiliation: Department of Ophthalmology, Beijing Children's Hospital, National Key Discipline of Pediatrics (Capital Medical University), Ministry of Education, Beijing, China.
authors.forename: Gang
authors.initials: G
authors.lastname: Yu
mesh_terms: D002648:Child; D002675:Child, Preschool; D006801:Humans; D007767:Lacrimal Duct Obstruction / Q000151:congenital / Q000000981:diagnostic imaging*; D009301:Nasolacrimal Duct / Q000000981:diagnostic imaging*; D012189:Retrospective Studies; D014057:Tomography, X-Ray Computed