Rare Case of Marantic Endocarditis in Metastatic Lung Adenocarcinoma

Marantic endocarditis is a rare condition associated with autoimmune disease, malignancy, and hypercoagulable states, and characterized by sterile friable vegetations composed of fibrin and platelets with high risk of systemic embolism. We describe an interesting case of Marantic endocarditis secondary to metastatic malignancy, showcasing imaging that led to the diagnosis.