Rib notching

external

• Causes

  • Coarctation of the aorta
  • Pulmonary stenosis
  • Blalock-Taussig shunt
  • Cervical rib
  • Obstruction of superior vena cava
  • Neurofibromatosis I
  • Pulmonary arteriovenous malformation

• Parents

  • Chest X-ray sign

• Description

  • "3rd-9th ribs. Seen only after 6 yrs of age"