Differential diagnosis of intracoronary lesions

A 39-year-old man presented with a non-ST segment elevation myocardial infarction which was treated with thrombolysis, and he made an uneventful recovery. His only risk factor was smoking for 5 years. Echocardiogram showed an ejection fraction of 55%. He denied previous episodes of chest pain, unusual childhood illnesses and inflammatory diseases. A month later he underwent coronary angiography (figures 1–3). All three coronary arteries had similar lesions. Auto antibody screening was negative, inflammatory markers were insignificant and CT scans of his chest and abdomen were normal. He underwent an uneventful coronary artery bypass surgery. Figure 1Right coronary artery injection; arrow indicates linear intracoronary lesion. Figure 2Left coronary artery injection; arrow indicates linear lesion in the proximal left anterior descending artery prior to occlusion. Figure 3Left coronary artery injection; arrow indicates...
Source: Heart Asia - Category: Cardiology Authors: Tags: Images in cardiovascular medicine Source Type: research