Routine histopathologic evaluation of the lacrimal sac during dacryocystorhinostomy

Objective To determine the usefulness of “routine” lacrimal sac biopsy to evaluate unsuspected neoplasm or systemic disease in patients with acquired nasolacrimal duct obstruction. Design Noncomparative, interventional case series with histopathologic correlation. Participants Review of charts revealed histopathologic reports on 302 specimens from 258 patients who had undergone routine dacryocystorhinostomy for clinical acquired nasolacrimal...