𝐀𝐬𝐭𝐞𝐫𝐨𝐢𝐝 𝐇𝐲𝐚𝐥𝐨𝐬𝐢𝐬
- Calcium- lipid complexes suspended throughout collagen fibrils of vitreous - Small white rounded structures - stains with alcian blue and stains for neutral fats, phospholipids, calcium - Metachromatic and birefringent - Unilateral - Obscures fundus visualisation but no visual impairment - Moves with vitreous structures and returns to original position on eye movement - Strongly and directly correlated with ageing and inversely correlated with posterior vitreous detachment - Associated with diabetes and hypercholesterolemia - Maybe associated with hypertension, hypercalcemia, hyperphosphatemia, gout, hyperopia, alcohol consumption, RP - B scan: Moderate to high amplitude point spikes which are separated from the PVD by a clear space Image from Rajan Eye Care Hospital #ophthalmology #ophthal #asteroidhyalosis #vitreous #doctor #health #medical #vision #education #optometry #medicalstudent #optometrist #medicine #eye #ophtho #ophthalmologist #ophthalmo #med #medicaleducation #ophthalmologyresident #ophthalmologyresidency