Morphological changes in the meibomian glands of patients with phlyctenular keratitis: a multicenter cross-sectional study

Background Phlyctenular keratitis is a hypersensitivity reaction of the cornea, and a complication of eyelid margin disease in children and young adults. In this study, we compared the morphology of the meibomian glands in eyelids between phlyctenular keratitis patients and healthy young adults, using noncontact meibography.