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Tricuspid valve vegetation and location of interatrial septum and patent foramen ovale (transthoracic echocardiography)

Transthoracic echocardiography showing tricuspid valve vegetation (left, white arrow) and location of interatrial septum and patent foramen ovale (right, white arrowhead). There was a large right-to-left shunt through the patent foramen ovale on bubble study with spontaneous opacification of the left atrium and ventricle (right). (Source: Santucci J, Mullaguri N, Battineni A, Guddeti RR, Newey CR. Paradoxical and retrograde air embolism from pressurized peripheral bolus. Case Rep Neurol Med 2021;2021:1063264. Creative Commons Attribution 4.0 International license [CC BY 4.0], https://creativecommons.org/licenses/by/4.0.)