CT表现以梗塞灶较小，出血灶较大，梗塞和出血不在同一部位为特点。
Ct showed some characteristics that the focus of infarct was relatively small, the hemorrhagic focus was large and the infarct and bleeding part were not the same site.
方法：对狗胃实验性出血灶和胃出血患者采用热极热凝治疗，并观察其效果。
Methods: The heater probe was used to heat up the dog and patient stomach tissue to stop mucosa bleeding and the treatment effects were observed.
仅有一半的患者可以找到出血灶并且这些人可不是每一个都同意手术治疗的。
Just half of the patients are found to have a source and this is not always amenable to surgery.
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