A 69-year-old female patient presented with a 5. 8 cm thoracoabdominal aortic aneurysm Crawford type II after partial arch replacement. She was treated by a branched thoracic endovascular aortic repair procedure using a branched arch endograft with one retrograde branch to the left subclavian artery. https://www.johnsmustangs.shop/product-category/windows-guides/