Case Report: Catastrophic antiphospholipid syndrome in a pediatric patient after percutaneous treatment of aortic re-coarctation.

A female patient in middle childhood was diagnosed with coarctation of the aorta at one month of age and underwent a successful cortectomy. At 11 years old, she developed re-coarctation, which was managed through interventional cardiology. Shortly after the procedure, she experienced a sudden and severe clinical decline, presenting with hypoperfusion of the lower extremities, gastrointestinal bleeding, acute kidney injury, and pancreatitis.