粥样硬化溃疡伴血栓形成（大体）

严重的动脉粥样硬化病灶内形成了溃疡同时也伴有血管壁上血栓的形成。

This is severe atherosclerosis of the aorta in which the atheromatous plaques have undergone ulceration along with formation of overlying mural thrombus.