Major eye disorders(1) Dry eye corneal diseases -Dr.Chen/Dr.Liu Dry eye:inadequate tear volume or function. Corneal infection/ulcer,trauma,scar,opacity. Lacrimal gland Lacrimal ductues Lacrimal sac Nasalacrimal duct puncta Lacrimal apparatusLacrimal sac Nasalacrimal duct puncta Lacrimal ductues Major eye disorders (1) Dry eye & corneal diseases - Dr. Chen/Dr. Liu Lacrimal gland Lacrimal apparatus Dry eye: inadequate tear volume or function. Corneal infection/ulcer, trauma, scar, opacity