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World J Clin Oncol. Jun 24, 2026; 17(6): 118494
Published online Jun 24, 2026. doi: 10.5306/wjco.118494
Figure 1
Figure 1 Schematic diagram of the pathophysiological cascade of radiation-induced heart disease. The illustration depicts the dynamic progression from acute injury to chronic cardiac dysfunction following thoracic radiotherapy, encompassing four interconnected stages. A: Initial injury and endothelial dysfunction; B: Chronic inflammation and immune activation; C: Fibrotic remodeling; D: Clinical phenotypes. VCAM: Vascular cell adhesion molecule; ICAM: Intercellular adhesion molecule; ROS: Reactive oxygen species; TNF-α: Tumor necrosis factor-alpha; TGF-β: Transforming growth factor-beta; IL-1β: Interleukin-1β; MCP-1: Monocyte chemoattractant protein-1; cGAS: Cyclic GMP-AMP synthase; STING: Stimulator of interferon genes.


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