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What is Which of the following does not involve lens capsule? and explain in detail?
Ans. (D) Siderosis bulbi > GlaucomfleckenRef: American Academy of Ophthalmology, BSCS, Section 11/ p. 57-58Option a - Deposition of iron molecules in the trabecular meshwork, lens epithelium, iris and retina.Option b - During blunt trauma to eye a circular ring of faint or stippled opacity is seen on the anterior capsule of lens due to brown amorphous granules of pigment lying Q on the capsule. Option d - Chalcosis occurs when an intraocular copper containing foreign body deposits copper in Descemet's membrane & the anterior lens capsule.Option c - Glaukomflecken are small, grey-white anterior subcapsular or capsular opacities within the pupillary area which represent focal infarcts of the lens epithelium, almost pathognomonic for past acute-angle closure glaucoma.