Keratoconus Part- 1 || The Cornea || M.K.Sharma [Ophthalmic Education] Eye

Keratoconus - 1 || The Cornea || M.K.Sharma [Ophthalmic Education] Ophthalmology 🔸KERATOCONUS:- """"""""""""""""""""""""""""""""" Keratoconus (conical cornea) is a non-inflammatory bilateral (85%) ectatic condition of cornea in its axial part. It usually starts at puberty and progresses slowly. ▪️Etiopathogenesis:- It is still not clear. Various theories proposed so far label it as developmental condition, degenerative condition, hereditary dystrophy and endocrine anomaly. Essential pathological changes are progressive thinning and ectasia which occur as a result of defective synthesis of mucopolysaccharide and collagen tissue. ▪️ Morphological classification:- • Nipple cone:- small size (below 5mm) and steep curvature • Oval cone:- larger (5-6mm) and ellipsoid in shape • Globus cone:- very large (above 6mm) and globe like ▪️ Complications:- • Rupture of descemet's membrane • Corneal oedema • Defective vision • Pain • Photophobia • Lacrimation. ▪️Associations:- Keratoconus may be associated with:- • Ocular conditions:- e.g., ectopia lentis, congenital cataract, aniridia, retinitis pigmentosa, and vernal keratoconjunctivitis (VKC). • Systemic conditions:- e.g., Marfan's syndrome, atopy, Down's syndrome, Ehlers-Danlos syndrome, Osteogenesis imperfectaand mitral valve prolapse. Keratoconus "Part- 2" 👇👇👇👇    • Keratoconus Part- 2 || The Cornea || M.K.S...   (keratoconus signs, symptoms and treatment) #theCornea #ophthalmicPart #eyestructure #ophthalmology #keratoconus #Blindness #ophthalmictechnology #eyeball #eye #keratoplasty