Life expectancy less than 2 years

Pregnant of breastfeeding or planning on becoming pregnant within 60 months

Unwilling to comply with the follow-up schedule

Less than 30 days beyond primary endpoint for other investigative drug or device study

Receiving home oxygen

Myocardial infarction within the last 3 months

Stroke within the last 3 months

Diagnosed or suspected congenital degenerative collagen disease

Systemic infection

Bleeding diathesis, uncorrectable coagulopathy, or refuses blood transfusion

Allergy to polyester, polypropylene, nitinol, or gold

Previous placement of a thoracic endovascular graft

Prior open repair involving the descending thoracic aorta

Zenith® TX2® Low Profile TAA Endovascular Graft