Case Report: A case of third-degree atrioventricular block associated with primary cardiac lymphoma

Autor: Jianping Liu, Yong Zheng, Weishan Zhang, Juan Xia, Yongheng Zhang, Long Tang
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Frontiers in Cardiovascular Medicine, Vol 11 (2024)
Druh dokumentu: article
ISSN: 2297-055X
DOI: 10.3389/fcvm.2024.1356134
Popis: BackgroundPrimary cardiac lymphoma is an extremely rare malignant lymphoma, with clinical manifestations related to its location. We reported the diagnosis and treatment of primary cardiac lymphoma in a patient presented with atrioventricular block.Case presentationA 64 year-old man was admitted to our hospital because of symptoms of a tired heart and shortness of breath. The initial electrocardiogram revealed a third-degree atrioventricular block. Computed tomography scan showed an irregularly shaped right heart, irregular clusters, and relatively weakly enhanced areas in the right auricle, atrium, and ventricle. The local boundary between the lesion, pericardium, and left atrium was unclear, and the ventricular septum was irregular and thickened. Multiple irregular gray neoplasms with less smooth surfaces were observed, with a maximum diameter of approximately 7 cm. Pathological findings confirmed a non-germinal center B cell subtype of diffuse large B-cell lymphoma. After surgical resection of the tumor and implantation of a permanent pacemaker, the symptoms of the patient were significantly improved, allowing subsequent chemotherapy.ConclusionSurgical resection and placement of a permanent pacemaker were effective treatments for a patient with primary cardiac lymphoma presented with atrioventricular block.
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