头部外伤继发颅内出血是常见病,而由头部外伤继发脑梗塞则比较少见。治疗方法与有出血时根本不同。对其发生机制未知点较多。在医疗保险上,与非外伤性所谓“特发性脑梗塞”的鉴别为主要争论点。临床上认为对外伤性脑梗塞这一病态的认识很重要,其发病机制是外伤后脑血管挛缩,现以2个病例进行讨论。例1:72岁,男性。驾驶摩托车行驶中撞在电杆上,后被送入医院。可见面都碰伤,经神经系统检查基本正常。头部单纯X线照相,见额骨多发性骨折,CT Head trauma secondary to intracranial hemorrhage is a common disease, but secondary to head trauma secondary to cerebral infarction is relatively rare. Treatment is fundamentally different from bleeding. The mechanism of its unknown point more. In health insurance, and non-traumatic identification of so-called “idiopathic cerebral infarction” as the main issue. Clinical understanding of the pathological understanding of traumatic cerebral infarction is very important, the pathogenesis of traumatic cerebrovascular contracture, are now discussed in two cases. Example 1: 72 years old, male. Motorcycle driving in the collision hit the pole, after being admitted to the hospital. Can see the face bumps, the nervous system check basically normal. Head simplex radiography, see frontal multiple fractures, CT