23 October 2020
: Case report 
Diffuse B Cell Lymphoma Leading to Complete Heart Block: Is This Transient or Permanent?
Unusual or unexpected effect of treatment, Rare coexistence of disease or pathology
Waleed K. Al-Darzi1EF*, Aeman Hana2EF, Marc K. Lahiri1AE, Carina Dagher2AEF, Joshua C. Greenberg1AE, Khaldoon Alaswad1ABEF, Bobak T. Rabbani1AE, James K. McCord1AE, Madhulata Reddy1AEFDOI: 10.12659/AJCR.925760
Am J Case Rep 2020; 21:e925760
Figure 2. Large interatrial septal mass on the initial echocardiogram. Apical 4-chamber view by transthoracic echocardiogram obtained on presentation showed a large cardiac mass (3.6×3.7 cm) in the interatrial septum.