Pregnancy outcomes in women with moderate and severe aortic stenosis

Background: Aortic stenosis (AS) is one of the degenerative heart lesions mainly resulting from congenital defects and rheumatic diseases. This study aimed to determine maternal fetal outcomes in pregnant women with moderate severe AS. Methods: The clinical data 26 AS treated between 2007 2019 Beijing Anzhen Hospital were collected retrospectively analyzed. Results: was diagnosed before pregnancy or after 16 (61.5%) 10 (38.5%) patients, respectively. Except peak velocity mean pressure gradient, no significant difference baseline cardiac parameters patients severe/very AS, such as locations, previous failure symptoms, function seen. Heart arrhythmia complicated 14 (53.8%) 6 (23.1%) pregnancies, rate Caesarean deliveries 85.7% 58.3% There neonatal asphyxia death cohort. Conclusions: results our indicate pre-conceptional evaluation counseling should be performed those symptomatic are recommend take surgery appropriate pregnancy.