Causes Of sudden and gradual loss of Vision, Eye sight

Causes Of sudden and gradual loss of Vision, Eye sight

Vision loss or visual loss is the absence of vision where it existed before, which can happen either acutely or chronically.

Causes Of Sudden Loss of Vision Eye sight

Sudden loss of vision commonly occurs in 
1. Central Retinal Artery Occlusion
2. Central Retinal Vein Occlusion.
3. Retinal Detachment
4. Papillitis
5. Acute Congestive Glaucoma
6. Vitreous Haemorrhage

Causes Of gradual Loss Of Vision / Eye sight

Gradual loss of vision commonly occurs in 
1. Cataract 
2. Open angle glaucoma
3. Uveitis maculopathy (Uveitis is defined as inflammation of the uveal tract of which the anatomy includes the    iris, ciliary body, and choroid and A maculopathy is any pathological condition of the macula, an area at the centre of the retina that is associated with highly sensitive, accurate vision., )
4. Toxic amblyopia (Toxic amblyopia is a condition where a toxic reaction in the optic nerve results in visual loss. Various poisonous substances may cause the condition as well as nutritional factors. Tobacco amblyopia is a form of toxic amblyopia caused by tobacco containing cyanide. Tobacco amblyopia is marked by a gradual impairment of vision characterised by visual field defects and

hindered central vision.)
5. Chorioretinal degeneration (This is one of several hereditary vitreoretinal degenerative disorders in which vitreous degeneration occurs and the risk of retinal detachment is high)
6. Optic atrophy