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Tissue activities on 18F-FDG-PET/CT by PM2.5 exposure (≥ vs. < population median). Axial views of the spleen (middle) and coronal views of the bone marrow (top) and aorta (bottom) are shown. Tissue 18F-FDG uptake was increased in individual with increased PM2.5 exposure and major adverse cardiovascular event (left) vs. an individual with lower PM2.5 and no major adverse cardiovascular event (right). MACE, major adverse cardiovascular event; PM, particulate matter.
