Fusion of palpebral and bulbar conjunctiva is-
*Adhesion of the lids to eyeball is called symblepharon. It occurs due to fusion of palpebral conjunctiva (covering inner surface of lid) to bulbar conjunctiva (covering outer surface of eyeball).
Symblepharon
Trichiasis
Ectropion
Tylosis
Diseases of orbit, Lids and lacrimal apparatus