مقال بحثي وصول مفتوح
A comparative study between the anterior flap technique of dacryocystorhinostomy with and without silicone intubation
Introduction: Dacryocystorhinostomy (DCR) is a surgery in which a direct communication is made between the lacrimal sac and the nasal cavity through a bony ostium to bypass an obstruction in the nasolacrimal duct (NLD) and therefore facilitate tear drainage. There are two main types of DCR: external and endonasal. The …