Journal of Medical Cases, ISSN 1923-4155 print, 1923-4163 online, Open Access
Article copyright, the authors; Journal compilation copyright, J Med Cases and Elmer Press Inc
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Case Report

Volume 14, Number 8, August 2023, pages 277-281

Primary Mediastinal B-Cell Lymphoma Presenting as Cardiac Tamponade

Figures

Figure 1.
Figure 1. Posterior-anterior chest radiograph demonstrating a density bordering the aortic arch, descending thoracic aorta, and upper portion of the left heart (red arrow).
Figure 2.
Figure 2. (a) Axial section of a computed tomography (CT) angiogram of the chest showing anterior mediastinal mass measuring 14.1 × 8.8 cm. (b) Axial section of a CT angiogram of the chest demonstrating an anterior mediastinal mass (red arrow) compressing cardiac structures, small pericardial effusion (blue arrow), and bilateral pleural effusions (green arrows).

Table

Table 1. Initial Laboratory Findings, Demonstrating Normocytic Anemia and Elevated D-Dimer
 
Laboratory studyReference valuesMeasured values
White blood cells (cells/µL)4,300 - 11,1009,400
Hemoglobin (g/dL)13,000 - 17,00012,600
Mean corpuscular volume (fL)80 - 10085
Platelet (cells/µL)120,000 - 360,000398,000
Neutrophils (%)38 - 7583
Lymphocytes (%)20 - 486%
D-dimer (ng/mL)0 - 2501,595
Troponin-I (ng/mL)0 - 0.3< 0.3