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What is Notching of ribs occurs in what? SELECT ONE. and explain in detail?
In the presence of coarctation of the aorta, left ventricular enlargement, hypertrophy, and failure to develop occur. As the child grows, collaterals develop between the subclavian artery and the aorta via the intercostal and internal thoracic vessels. In children older than 8 years of age, the intercostal arteries cause typical notching on the inferior margin of the ribs.