Dry eye outcomes after endonasal dacryocystorhinostomy: tear film changes and risk factors for symptom deterioration.
PURPOSE To evaluate postoperative changes in tear film, ocular surface, and meibomian gland parameters following successful endonasal dacryocystorhinostomy (en-DCR) and predictive factors in postoperative dry-eye symptom deterioration in patients with primary acquired nasolacrimal duct obstruction (PANDO). STUDY DESI...