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Updated: Jun 4, 2026
06:26
Novel and Innovative Hybrid Technique for Type A Aortic Dissection
Published on: March 28, 2025
Acute type A aortic dissection and pregnancy: a population-based study
Markus Thalmann1, Gottfried H Sodeck, Hans Domanovits
1Department of Cardiovascular Surgery, Lainz Hospital, Vienna, Austria.
Summary
Pregnancy is not a risk factor for acute aortic dissection in women under 45. Early surgical intervention improves outcomes for this rare but deadly condition, even during pregnancy.
Area of Science:
- Cardiovascular Surgery
- Vascular Surgery
- Epidemiology
Background:
- Acute aortic dissection is a rare but often fatal vascular emergency.
- Pregnancy has been suggested as a potential risk factor for acute aortic dissection in women of reproductive age.
Purpose of the Study:
- To investigate the association between pregnancy and acute type A aortic dissection.
- To determine if the reported link between pregnancy and dissection is an artifact of selective reporting.
Main Methods:
- Population-based epidemiologic study in Vienna, Austria (1994-2004).
- Inclusion of 34,138 women aged 15-45 years, with 3755.195 person-years of observation.
- Determination of incidence, management, and outcomes of acute type A dissection.
Main Results:
- Overall incidence of acute aortic dissection was 0.4 cases per 100,000 person-years.
- Two cases of dissection occurred in pregnant women (incidence 0.05 per 100,000 person-years).
- Pregnancy was not found to be a significant risk factor (RR: 3.27; 95% CI: 0.82-12.95; P=0.14).
Conclusions:
- Acute aortic dissection is rare in women under 45 but carries a high mortality rate.
- Pregnancy does not appear to be an independent risk factor for acute aortic dissection.
- Prompt surgical repair, including during pregnancy, leads to favorable outcomes.
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