Disebut juga [[Aneurisma sinus aorta|aneurisma sinus Valsalva]] atau ''sinus of Valsalva aneurysm'' (SOVA) adalah pelebaran daerah [[sinus Valsalvaaorta]] atau disebut juga sinus Valsalva (terletak antara bagian anulus katup aorta dengan ''sinotubular junction'').<ref>{{Cite book|last=Bass|first=David|last2=Tivakaran|first2=Vijai S.|date=2022|url=http://www.ncbi.nlm.nih.gov/books/NBK448198/|title=Sinus Of Valsalva Aneurysm|location=Treasure Island (FL)|publisher=StatPearls Publishing|pmid=28846266}}</ref><ref>{{Cite journal|last=Weinreich|first=Michael|last2=Yu|first2=Pey‐Jen|last3=Trost|first3=Biana|date=10 Maret 2015|title=Sinus of Valsalva Aneurysms: Review of the Literature and an Update on Management|url=https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6711005/|journal=Clinical Cardiology|volume=38|issue=3|pages=185–189|doi=10.1002/clc.22359|issn=0160-9289|pmc=6711005|pmid=25757442}}</ref> Aneurisma ini terbentuk karena adanya kelemahan lapisan elastis di tunika media dan [[anulus fibrosus]].<ref>{{Cite journal|last=Goldberg|first=N.|last2=Krasnow|first2=N.|date=1990|title=Sinus of valsalva aneurysms|url=https://onlinelibrary.wiley.com/doi/abs/10.1002/clc.4960131204|journal=Clinical Cardiology|language=|volume=13|issue=12|pages=831–836|doi=10.1002/clc.4960131204|issn=1932-8737}}</ref><ref name=":36">{{Cite journal|last=Hoey|first=Edward T. D.|last2=Kanagasingam|first2=Arulnithy|last3=Sivananthan|first3=Mohan U.|date=1 Juni 2010|title=Sinus of Valsalva Aneurysms: Assessment With Cardiovascular MRI|url=https://www.ajronline.org/doi/10.2214/AJR.09.3570|journal=American Journal of Roentgenology|volume=194|issue=6|pages=W495–W504|doi=10.2214/AJR.09.3570|issn=0361-803X}}</ref> Kelainan ini bisa bersifat bawaan atau dapatan.<ref>{{Cite journal|last=Smer|first=Aiman|last2=Elsallabi|first2=Osama|last3=Ayan|first3=Mohamed|last4=Buaisha|first4=Haitam|last5=Rayes|first5=Hamza|last6=Alshebani|first6=Yazeid|last7=Tantoush|first7=Hamza|last8=Salih|first8=Mohsin|date=24 Agustus 2015|title=Sinus of Valsalva Aneurysm: A Rare Cause of Dyspnea|url=https://www.hindawi.com/journals/crim/2015/467935/|journal=Case Reports in Medicine|volume=2015|pages=e467935|doi=10.1155/2015/467935|issn=1687-9627}}</ref> Kasusnya jarang ditemukan, hanya sekitar 0,09% dari 8.138 kasus [[otopsi]] dan 0,15-3,5% pada penderita yang menjalani operasi jantung terbuka. Kondisi ini akan menyebabkan [[Komplikasi (medis)|komplikasi]] yang fatal jika terjadi robekan.<ref>{{Cite journal|last=Baas|first=Arnold S.|last2=Small|first2=Adam J.|date=24 Juni 2021|editor-last=Talavera|editor-first=Francisco|editor2-last=Compton|editor2-first=Steven J.|title=Sinus of Valsalva Aneurysm: Background, Pathophysiology, Etiology|url=https://emedicine.medscape.com/article/158160-overview#a6|journal=Cardiology}}</ref><ref>{{Cite journal|last=Bricker|first=Aliye Ozsoyoglu|last2=Avutu|first2=Bindu|last3=Mohammed|first3=Tan-Lucien H.|last4=Williamson|first4=Eric E.|last5=Syed|first5=Imran S.|last6=Julsrud|first6=Paul R.|last7=Schoenhagen|first7=Paul|last8=Kirsch|first8=Jacobo|date=2010-01-01|title=Valsalva Sinus Aneurysms: Findings at CT and MR Imaging|url=https://pubs.rsna.org/doi/10.1148/rg.301095719|journal=RadioGraphics|volume=30|issue=1|pages=99–110|doi=10.1148/rg.301095719|issn=0271-5333}}</ref>
[[Berkas:Labelled Sinus of Valsalva aneurysm.jpg|jmpl|Hasil [[pencitraan resonansi magnetik]] yang menunjukkan [[aneurisma sinus Valsalva]] (tanda panah).]]