Severe thrombocytopenia after thoracoabdominal aortic aneurysm repair poses a significant clinical risk in the immediate postoperative period. Understanding the mechanisms of refractoriness to platelet transfusion is relevant to supporting thrombocytopenic patients postoperatively. We present the case of a 76-year-old woman with refractory thrombocytopenia secondary to alloimmunization following open repair of a Crawford extent IV thoracoabdominal aneurysm. The patient provided written informed consent for the report of her case details and imaging studies.
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Motyl et al. (2024) studied this question.
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