A 30 year old female wears contact lens for 2 months continuously. The symptoms she experiences therafter could be due to all except-
Ans. is 'd' i.e., Open angle glaucoma * Complications of contact lens wearing are : -1) Intolerance: - Some people find wearing contact lenses intolerable.2) Corneal complications : - Corneal abrasion, Corneal edema, Corneal vascularization, Microbial keratitis (Pseudomonas, acanthamoeba), Sterile corneal infiltrate.3) Giant papillary conjunctivitis4) Hypoxia : - Cornea is deprived of oxygen from the tear film by the presence of the contact lens. The cornea becomes edematous and new vessels may develop in the limbal area.5) Sensitivity: - This may develop in response to the preservative (thiomersal) in the cleaning and soaking solution. This results in allergic conjunctivitis.
Giant Papillary conjunctivitis
Microbial keratits
Increased sensitivity
Open angle glaucoma
Glaucoma