vasospasm stage

例句：

1. 1. During the vasospasm stage, the blood flow in the affected area is significantly reduced.
   在血管痉挛阶段，受影响区域的血流显著减少。
2. 2.The patient was diagnosed with vasospasm stage cerebral infarction.
   患者被诊断为脑梗死中的血管痉挛阶段。
3. 3. The treatment for vasospasm stage cerebral infarction involves revascularization surgery.
   治疗血管痉挛阶段脑梗死的方法是进行再血管化手术。