光镜下发现各级冠状动脉壁水肿，外膜及中膜局灶性坏死，外膜及其周围组织淋巴郁滞，后期出现结缔组织增生或纤维化；
Light microscopy showed edema in the arterial wall with local necrosis in the media and adventitia, and dilated lymph vessles and later fibrosis in the adventitia and perivascular tissues.
光镜下发现各级冠状动脉壁水肿，外膜及中膜局灶性坏死，外膜及其周围组织淋巴郁滞，后期出现结缔组织增生或纤维化；
Light microscopy showed edema in the arterial wall with local necrosis in the media and adventitia, and dilated lymph vessles and later fibrosis in the adventitia and perivascular tissues.
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