Repair of type A dissection in a Jehovah's Witness with prior cardiac operation.

As the practice of cardiothoracic surgery continues to evolve in the face of an aging population and increasing comorbidities, patients are being offered options that once may have been considered off limits, often without guidelines or consensus available to guide the surgeon or the patient. A case report of a high-risk aortic procedure is presented to illustrate this conundrum.