Improved results with resection of extensive thoracoabdominal aneurysms.

: Thoracoabdominal aneurysms are the most extensive of aortic aneurysms, and their correction is associated with the greatest number of complications. The introduction of new techniques has reduced the morbidity and mortality of surgery for these formidable lesions. A description of some of these techniques, as applied to 33 patients, is summarized, and the results presented.