
Keywords: دستگاه لاغر; Endoscopic dacryocystorhinostomy; Endoscopic DCR; Lacrimal apparatus; Maxillary line; Nasolacrimal duct; Nasolacrimal canal; DCR; dacryocystorhinostomy; NLD; nasolacrimal duct; M-point; maxillary line midpoint; NL; nasolacrimal;