Sinus of Valsalva aneurysm
A sinus of Valsalva aneurysm is a cause of thoracic aortic dilatation. They can be either congenital or acquired (mycotic).
Location
It most often involves the right coronary sinus and less frequently the non-coronary sinus 3.
Demographics and clinical presentation
There may be a slight male predilection. Presentation with a catastrophic acute rupture is quite common.
Radiographic features
Cardiac MRI
Considered the imaging modality of choice especially with the mycotic type. features to be added
Complications
- rupture : leading to tamponade +/- intra cardiac shunting
- ventricular outflow tract obstruction
Treatment
Surgical repair with a Bentall procedure could be performed.
Article Source : Dr Yuranga Weerakkody, Radiopaedia
References
- Hoey ET, Kanagasingam A, Sivananthan MU. Sinus of valsalva aneurysms: assessment with cardiovascular MRI. AJR Am J Roentgenol. 2010;194 (6): W495-504. doi:10.2214/AJR.09.3570 - Pubmed citation
- Salanitri GC, Huo E, Miller FH et-al. MRI of mycotic sinus of valsalva pseudoaneurysm secondary to Aspergillus pericarditis. AJR Am J Roentgenol. 2005;184 (3): S25-7. AJR Am J Roentgenol (full text) - Pubmed citation
- Fazio G, Zito R, Dioco DD et-al. Rupture of a left sinus of Valsalva aneurysm into the pulmonary artery. Eur J Echocardiogr. 2006;7 (3): 230-2. doi:10.1016/j.euje.2005.11.003 - Pubmed citation
page revision: 4, last edited: 01 Oct 2010 12:49