Prevalence of aortic aneurysms and dissections in patients with systemic vessel aneurysms and dissections; matched

Jihye Song1, Yong Cheol Lim1, Do Jung Kim2

  • 1Department of Neurosurgery, Ajou University School of Medicine, Ajou University Hospital, Suwon, Republic of Korea.

PubMed

Insights

Patients with other systemic vessel aneurysms and dissections (OVAD) have a 37.56 times higher prevalence of aortic aneurysms and dissections (AAD). This suggests viewing aneurysms as systemic diseases for better understanding and treatment.

Area of Science:

  • Vascular Surgery
  • Cardiovascular Research
  • Epidemiology

Background:

  • Aneurysms in systemic arteries are rare, with limited understanding of their connection to aortic aneurysms.
  • Aortic aneurysms and dissections (AAD) and other systemic vessel aneurysms and dissections (OVAD) are distinct but potentially related vascular conditions.

Purpose of the Study:

  • To evaluate the prevalence of AAD in patients diagnosed with OVAD.
  • To identify potential risk factors associated with the co-occurrence of AAD and OVAD.

Main Methods:

  • A cross-sectional study utilizing a nationwide representative cohort from the Korea National Health Insurance Service-National Sample Cohort database.
  • Defined OVAD as aneurysms and dissections in systemic vessels, excluding those in the brain and aorta.
  • Compared 690 OVAD patients with 2,760 matched non-OVAD controls, using chi-squared tests and logistic regression for analysis.

Main Results:

  • The prevalence of AAD was significantly higher in the OVAD group (10.6%) compared to the non-OVAD group (0.3%).
  • Patients with OVAD had an adjusted odds ratio of 37.56 for concurrent AAD.
  • Higher adjusted odds ratios for AAD were observed in females, individuals aged 60 years and older, and those without hypertension, diabetes mellitus, or dyslipidemia. AAD prevalence also varied significantly by the specific site of OVAD.

Conclusions:

  • The study highlights a substantially increased prevalence of AAD in patients with OVAD, suggesting aneurysms may be systemic diseases.
  • Further research into the pathophysiology of aneurysms is warranted to elucidate the relationship between AAD and OVAD.
Abstract

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