The endangium of cephalic vein of right forelegs hurt, endothelial cells fell off and disappeared, the bulk mural thrombus was formed in the vessel and the vessel cavity was almost filled with it.

• 右前肢隐静脉血管内膜损伤，内皮细胞脱落、消失，管腔内可见充满管腔的附壁血栓形成。