Figure 2. Transthoracic echocardiography images: top row is parasternal long axis view and bottom row is parasternal short axis view. Saffron arrow indicating infective endocarditis vegetation on aortic valve and red arrow indicating aortic root abscess

From

Significant PR Prolongation and New Onset Left Bundle Branch Block in Aortic Root Abscess: A Marker of Disease Progression and Poor Prognosis

Pramod Theetha Kariyanna, Ashkan Tadayoni, Apoorva Jayarangaiah, Vivek Yadav, Volodymyr Vulkanov, Adam Budzikowski, Moro O. Salifu, Samy I. McFarlane

American Journal of Medical Case Reports. 2020, 8(9), 315-320 doi:10.12691/ajmcr-8-9-15