Nasolacrimal Duct Obstruction in Adults

Evaluation of the results of DCR's external technique with the use of silicon tubes in clinical improvement of patients and the factors that affect in preventing relapses. The study was conducted at the Department of Ophthalmology at UHC ?Mother Theresa? which is tertiary center. One hundred thirty seven patients participated in the study, whose mean age was 56.1 (?15) with a range from 34 to 81 years.22 (16%) of the patients were males and 115 (84%) females p less than0.05). Five (3.6%) of total patients experienced a relapse while the success rate 96.4%. The success rate is 3.6 times higher external dacriocystorhinostomy as compared to patients treated without this technique (OR=3.6, 95%CI 1.46- 8.62, pless than0.01). External DCR with silicone intubation has a high success rate. Disorders of the lacrimal system can be diagnosed from the history, signs symptoms, clinical examination, lab studies, imaging studies and other tests