A pulmonary infarct is hemorrhagic because of the dual blood supply from the non-occluded bronchial arteries which continue to supply blood, but do not prevent the infarction.
肺梗死是出血性梗死，由于肺是双重血液供应的，支气管动脉可继续供血，但不能阻止梗死的发生。
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.
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.
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。
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