关键词: Cardiac lymphoma Cardiac tumor Contrast-enhanced echocardiagraphy Richter's syndrome

Mesh : Female Humans Middle Aged Biopsy Leukemia, Lymphocytic, Chronic, B-Cell / diagnosis drug therapy pathology Lymphoma, Large B-Cell, Diffuse / complications diagnosis drug therapy Heart Neoplasms / diagnosis pathology

来  源:   DOI:10.1186/s12872-023-03663-4   PDF(Pubmed)

Abstract:
Richter\'s syndrome (RS) defines the transformation of chronic lymphocytic leukemia into high-grade lymphoma, which usually involves lymph nodes and bone marrow. Extranodal involvement of the heart is an extremely rare condition. Patients with heart involvement tended to have a low response to chemotherapy and relative poor prognosis. The transformation process of RS is often insidious and nonspecific making it challenging to diagnose.
A 64-year-old woman wih a history of chronic lymphocytic leukemia (CLL) presented with intermittent chest pain and was diagnosed with non-ST-elevation myocardial infarction (NSTEMI). However, the contrast enhanced echocardiography revealed a large irregular mass, measuring about 75.4 mm × 37.5 mm, located on the lateral and posterior wall of the right ventricle. Biopsy of the cardiac mass and the results revealed diffuse large B-cell lymphoma.
We present a case of a 64-year-old woman with aggressive diffuse large B-cell lymphoma involving the heart. This case could provide some insights in the diagnosis of cardiac lymphoma.
摘要:
背景:Richter综合征(RS)定义了慢性淋巴细胞白血病转化为高级别淋巴瘤,通常涉及淋巴结和骨髓。心脏的结外受累是一种极为罕见的疾病。心脏受累患者对化疗的反应较低,预后相对较差。RS的转化过程通常是阴险且非特异性的,这使得诊断具有挑战性。
方法:一名64岁女性,有慢性淋巴细胞白血病(CLL)病史,表现为间歇性胸痛,被诊断为非ST段抬高型心肌梗死(NSTEMI)。然而,对比增强超声心动图显示一个大的不规则肿块,尺寸约为75.4mm×37.5mm,位于右心室的侧壁和后壁。心脏肿块活检,结果显示弥漫性大B细胞淋巴瘤。
结论:我们介绍了一例64岁女性,患有累及心脏的侵袭性弥漫性大B细胞淋巴瘤。该病例可为心脏淋巴瘤的诊断提供一些见解。
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