pulsating vascular tree 搏动血管丛
cerebral vascular tree 脑部动脉树
microcirculatory vascular tree 微循环血管树
skin microcirculatory vascular tree 微循环血管树
intraplacental villous vascular tree 胎盘内绒毛血管树
Molecular mechanisms directing wall inflammation to restricted anatomic sites within the vascular tree are not understood.
使血管壁炎症限制在血管树特定解剖部位的分子机制还不明确。
Once activated, the coagulation cascade must be restricted to the local site of vascular injury to prevent clotting of the entire vascular tree.
一旦被激活，凝血级联必须限制血管损伤的本地站点，以防止整个血管树凝血。
Vascular tree angiograms suffer from noise and they are fuzzy, low-contrast with the vessel disturbed by background. Thus, segmentation is a difficult task.
血管影像的特点是受噪声影响、血管形态模糊、背景噪声和目标混杂，以及目标与背景对比度低，这些都给分割任务带来困难。
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