Medical appraisal of Chinese military aircrew with abnormal results of coronary computed tomographic angiography

Figure 2 Coronary angiography, obtuse marginal branch 2. A: Preoperative bead like stenosis of 50%-60% in the proximal and middle segments; B: After drug balloon dilation percutaneous transluminal coronary angioplasty treatment, the narrowing of the lumen was significantly improved after dilation, showing A-type dissection and thrombolysis in myocardial infarction III blood flow.