Watery Eye
Introduction Watery eye is a common eye complaint, and it can be due to many factors and conditions. Main Causes Hypersecretion/reflex tearing causing eye to produce excess tear. The commonest cause is dry eye , other causes include eyelid malposition (e.g. ectropion, entropion), ingrown eyelashes (trichiasis), allergic conjunctivitis , eye infection, blepharitis , ocular surface disease or foreign object in the eye. Blocked tear duct causing obstruction in tear drainage system. It can be congenital or acquired, unilateral or bilateral. Congenital blocked tear duct affects as many as 20% children aged <1 year worldwide and 90% of them usually resolved without surgery. Acquired blocked tear duct may be age related, due to facial trauma, infection or inflammation (sarcoidosis), sinusitis, tumour at the tear drainage system, previous eyelid or nose surgery or glaucoma eyedrops. Facial nerve palsy causing lacrimal pump failure. NOTE: In older adults, aging skin around the eyelids can s...