17 year old boy presented to the outpatient with giddiness and hypeension. X-ray chast revealed anterior notching of 4th to the 8th ribs. What is the likely diagnosis?: (A) Coarctation of aoa, (B) Neurofibromatosis, (C) Collagen vascular disease, (D) Pneumonia
Answer is A. The findings here are typical of Coarctation of aoa (anterior notching). Neurofibromatosis causes posterior notching of ribs.