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Open research questions in Aortic Disease and Treatment Approaches

48 unresolved questions extracted from the limitations and future-work sections of 250 Aortic Disease and Treatment Approaches papers in our library. Each links back to the study that raised it.

What the literature leaves open

  • The diagnostic challenges associated with acute aortic pathology require prompt recognition and treatment. The rarity of penetrating aortic ulcer in young adults can lead to delayed diagnosis. The need for rapid diagnosis and treatment using computed tomography angiography and emergent surgical repair.

    Ruptured Penetrating Aortic Ulcer With Hemopericardium in a Young Adult: A Case Report · 2026 · DOI

  • The complexity of TEVAR procedures. The variability in patient anatomy and physiology. The need for precise, patient-specific tools to quantify morphohemodynamic alterations.

    A patient-specific CTA-CFD framework deciphers hemodynamic heterogeneity after fenestrated TEVAR: a pilot study · 2026 · DOI

  • Aortic arch involvement presents significant challenges due to the presence of supra-aortic trunks. The risk of complications, including stroke, upper limb ischemia, and spinal cord ischemia, is high. The need for alternative approaches in centers without access to advanced endovascular technologies is pressing.

    Extra-anatomical left common carotid and subclavian artery bypass followed by thoracic endovascular aortic repair: a cohort study · 2026 · DOI

  • The real challenge arises in cases with severely compressed true lumen, where implanting only the proximal stent-graft is insufficient to dilate the visceral segment of the aorta and the distal true lumen.

    The Fabulous® stent system facilitates complete false lumen remodeling mainly with bare stent components in treating acute Stanford type B aortic dissection: a case report · 2026 · DOI

  • 03/01612956-990000000-00114/figure1/v/2026-08-19T154102Z/r/image-tiff Venous partial pressure of carbon dioxide (PvCO 2 ) indicates postoperative adverse outcomes in patients with acute aortic dissection, and its trajectories over time affecting postoperative adverse outcomes remain unclear.

    Machine learning–derived serum carbon dioxide trajectories in predicting prognosis of patients with acute aortic dissection · 2026 · DOI

  • and publication bias. The applicability of these models in real- world settings, especially in emergency environments, requires confirmation through large-scale, multicenter, prospective, external validation. Future research should focus on resolving challenges related to model generalizability, real-time performance, and integration with clinical workflows, rather than merely pursuing marginal improvements in algorithmic accuracy.

    Performance of image-based deep learning models for aortic dissection segmentation and diagnosis: a systematic review and meta-analysis · 2026 · DOI

  • Further studies are needed to validate the findings and explore the potential of machine learning in analyzing SRAPIs. The development of new diagnostic tools and therapies for AD is an area of future research.

    Exploratory machine learning analysis to characterize angioscopic features associated with atherosclerosis-related aortic dissection: an exploratory single-center angioscopic study · 2026 · DOI

  • The early diagnosis and treatment of AD remain challenging due to the limitations of traditional imaging modalities. The pathophysiological relevance of SRAPIs to AD is not well understood.

    Exploratory machine learning analysis to characterize angioscopic features associated with atherosclerosis-related aortic dissection: an exploratory single-center angioscopic study · 2026 · DOI

  • Further studies are needed to compare the long-term outcomes of VSRR and the Bentall procedure. Studies are needed to identify the patient populations that benefit most from VSRR and the Bentall procedure.

    Can Valve-Sparing Aortic Root Replacement Outperform The Bentall Procedure in Acute Type A Aortic Dissection? A Decade-Long Meta-Analysis Update · 2026 · DOI

  • There is a lack of high-quality evidence comparing VSRR and the Bentall procedure in AAAD. The effectiveness of VSRR and the Bentall procedure in different patient populations is not well established.

    Can Valve-Sparing Aortic Root Replacement Outperform The Bentall Procedure in Acute Type A Aortic Dissection? A Decade-Long Meta-Analysis Update · 2026 · DOI

  • The need for rapid diagnosis and intervention in AD. The atypical presentation of AD as sudden cardiac arrest without preceding symptoms. The importance of a high index of suspicion in patients presenting with atypical symptoms.

    Extended Stanford Type A (DeBakey Type I) Aortic Dissection From the Carotid to the Femoral Arteries Presenting as Out-of-Hospital Cardiac Arrest With Global Cerebral Infarction: A Case Report · 2026 · DOI

  • The rarity of extensive Stanford Type A aortic dissection with near pan-aortic involvement. The atypical presentation of AD as sudden cardiac arrest without preceding symptoms.

    Extended Stanford Type A (DeBakey Type I) Aortic Dissection From the Carotid to the Femoral Arteries Presenting as Out-of-Hospital Cardiac Arrest With Global Cerebral Infarction: A Case Report · 2026 · DOI

  • Longer term follow-up and cost effectiveness studies for management of grade II BTAI. Further analysis of the predictive ability of the BEST-CLI MACE model in real-world vascular practice.

    12. Outcomes In Grade II Blunt Thoracic Aortic Injury · 2026 · DOI

  • The gap in the current guidelines for the management of grade II BTAIs. The lack of external validation of the BEST-CLI 1-year MACE model.

    12. Outcomes In Grade II Blunt Thoracic Aortic Injury · 2026 · DOI

  • Total arch replacement is technically demanding and has higher perioperative mortality and neurologic complications. Long-term data on hybrid procedures are still limited.

    Primary Entry Tear and Dissected Supra-Aortic Vessels: Shouldn’t We Repair Both for Acute DeBakey Type I Dissection? · 2026 · DOI

  • The optimal treatment approach for acute DeBakey type I aortic dissection is not well established. Long-term data on hybrid procedures are still limited.

    Primary Entry Tear and Dissected Supra-Aortic Vessels: Shouldn’t We Repair Both for Acute DeBakey Type I Dissection? · 2026 · DOI

  • In HIV cohorts, available evidence supports modest but reproducible proximal aortic remodeling and a clinically meaningful aneurysm burden across vascular beds, yet definitive thoracic segment-specific natural history data remain limited.

    A Comprehensive Review of Thoracic Aortic Disease in Immunosuppressed States: Clinical Signals, Mechanisms, and Implications for Surveillance · 2026 · DOI

  • Principal Findings: Across transplant, autoimmune, and HIV cohorts, recurring themes include chronic immune dysregulation, endothelial dysfunction, proteolytic matrix remodeling, and impaired vascular repair capacity, although thoracic segment-specific longitudinal growth data remain limited and are often embedded within analyses of multiple vascular beds.

    A Comprehensive Review of Thoracic Aortic Disease in Immunosuppressed States: Clinical Signals, Mechanisms, and Implications for Surveillance · 2026 · DOI

  • The absence of precise, patient-specific tools to quantify the subtle but decisive morphohemodynamic alterations induced by TEVAR. The lack of a quantitative, mechanistic basis for understanding the observed heterogeneity in surgical outcomes.

    A patient-specific CTA-CFD framework deciphers hemodynamic heterogeneity after fenestrated TEVAR: a pilot study · 2026 · DOI

  • There is a need for large sample evaluations of aortic arch branching variations. There is a need to assess gender differences in the prevalence of branching variations.

    Evaluation of Aortic Arch Branching Variations with Computed Tomography Angiographies · 2026 · DOI

  • Coarctation of the aorta can present in adulthood with severe complications. There is a need for awareness of secondary causes of hypertension in adults.

    The hidden culprit: late discovery of coarctation of aorta after stroke · 2026 · DOI

  • Bleeding remains one of the most serious complications of the operation. The existing methods do not achieve 100% prevention of bleeding, thrombosis, and fistula formation.

    Method of implantation of an aortic conduit for aortic aneurysm · 2026 · DOI

  • The paper identifies a gap in the understanding of the challenges associated with nasogastric tube insertion, specifically in cases of thoracic aortic aneurysm.

    Difficulty in nasogastric tube insertion: Dysphagia aortica · 2026 · DOI

  • Future studies should investigate the underlying mechanisms of impaired aortic biomechanics and ECM remodeling in children with BAV. Future studies should evaluate the potential of novel therapeutic strategies for the prevention and treatment of aortopathy in children with BAV. Future studies should include long-term follow-up data to assess the clinical significance of impaired aortic biomechanics and ECM remodeling in children with BAV.

    Aortic elastic properties and circulating matrix biomarkers in children with bicuspid aortic valve: an exploratory study · 2026 · DOI

  • There is a need for further research into the association between aortic elastic properties and circulating biomarkers in children with BAV. The current study addresses this gap by investigating aortic elastic properties and circulating matrix biomarkers in children with BAV.

    Aortic elastic properties and circulating matrix biomarkers in children with bicuspid aortic valve: an exploratory study · 2026 · DOI

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48 open questions have been extracted from the limitations and future-work passages of 250 Aortic Disease and Treatment Approaches papers in our library. Each one below links back to the study that raised it, so you can read the original claim in context.

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