Centrocecal scotoma is seen in which of the following condition:(AIIMS May 2012)
Papillitis is the inflammation of optic disc or intraocular part of optic nerve. Most of the times it is unilateral and loss of vision is the hallmark of papillitis. Q Central or centrocecal scotoma Q is a common finding. The disc is hyperemic and swollen with blurred margins.
1. Vascular engorgement and stasis leads to extensive flame shaped and punctate hemorrhages around the disc.
2. Exudates are found scattered in the retina, arranged in a radial manner forming an incomplete macular star or fan.
3. Papilledema causes enlargement of blind spot and concentric contraction of visual field.Q Important differential diagnosis is with papillitis in which there is marked diminution of visual acuity and presence of numerous fine opacities in the vitreous. Swelling of disc is usually moderate in papillitis.