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Single-centre experience with the frozen elephant trunk technique in 251 patients over 15 years
Ist Teil von
European journal of cardio-thoracic surgery, 2017-11, Vol.52 (5), p.858-866
Ort / Verlag
Germany: Oxford University Press
Erscheinungsjahr
2017
Quelle
Oxford Journals 2020 Medicine
Beschreibungen/Notizen
Abstract
OBJECTIVES
Our goal was to present our 15-year experience (2001–2015) with the frozen elephant trunk (FET) technique.
METHODS
A total of 251 patients (82 with aortic aneurysms, 96 with acute aortic dissection type A, 4 with acute type B dissections, 52 with chronic aortic dissection type A, 17 with chronic type B dissection and 67 redo cases) underwent FET implantation with either the custom-made Chavan–Haverich (n = 66), the Jotec E-vita (n = 31) or the Vascutek Thoraflex hybrid (n = 154) prosthesis. The cases were assigned to an early period (2001–2011) and a contemporary period (2012–present).
RESULTS
Mean cardiopulmonary bypass time, aortic cross-clamp time, circulatory arrest time and selective antegrade cerebral perfusion time were 241 ± 72, 125 ± 59, 56 ± 30 and 81 ± 34 min, respectively. Incidence of rethoracotomy for bleeding, stroke, spinal cord injury, prolonged ventilatory support (>96 h) and long-term dialysis were 18, 14, 2, 24 and 2%, respectively. The in-hospital mortality rate was 11% (in acute aortic dissection type A, 12%). Of the 2 patients with graft infections, 1 died and the other had a protracted hospital stay. There were 49 second-stage procedures in the downstream aorta: either open surgical [n = 25 (thoraco-abdominal, n = 15; descending, n = 6; infrarenal, n = 4)] or transfemoral endovascular (n = 23). Elective thoracic endovascular aneurysm repair R implantation was successful in all 23 cases.
CONCLUSIONS
FET results are comparable with those of the published results of the conventional elephant trunk technique. FET is an ideal landing zone for subsequent transfemoral endovascular completion. Patients with graft infections may have dismal results.