还有内膜下血管成形术 Subintimal angioplasty ; SIA
动脉壁逐渐坏死，血管腔内有血栓形成。
The arterial wall is undergoing necrosis, and there is thrombus formation in the lumen.
颏管内有颏神经和颏血管行走。
Mental canal contained mental nerve and mental blood vessels.
同时也要注意到肺泡壁毛细血管充血，血管内有许多红细胞。
Note also that the capillaries in the alveolar walls are congested with many red blood cells.
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