Cardiac complications from mediastinal radiotherapy are much more prevalent than in years past and are becoming a significant cause of morbidity and mortality in these patients following treatment. We describe a patient with metastatic lung adenosquamous carcinoma extending to the right ventricular outflow tract who would develop a Mobitz type II atrioventricular block following intracardiac radiation therapy requiring permanent pacemaker placement.
Keywords: cardiac conduction defects; cardiac electrophysiology; cardiac pacemaker; cardiovascular disease; mri cardiac; radiotherapy (rt).
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