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This is a photomicrograph of a tumor nodule in the lung. The tumor cells are infiltrating into the lung parenchyma (1). There is a large area of necrosis in the center of the tumor (2).
This is a photomicrograph of a tumor nodule in the lung. The tumor cells are infiltrating into the lung parenchyma (1). There is a large area of necrosis in the center of the tumor (2).
