Angioid Streaks are breaks or cracks in Bruch’s membrane. Involvement of choroid leads to neovascularisation of choriod.

Causes of angioid streaks are as follows: Pseudoxanthoma Elasticum Elhers Danlos syndrome Paget’s disease Acromegaly Lead poisoning old age hyperphosphatemia Diabetes mellitus high myopia Sickle cell anaemia neurofibromatosis Sturge-Weber Syndrome Spherocytosis hemochromatosis