Nonsymptomatic myocardial bridge causing systolic total narrowing of circumflex artery

Autor: Fatih Aksoy, Hasan Aydın Baş, Ahmet Altınbaş
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: Journal of the Saudi Heart Association, Vol 30, Iss 2, Pp 153-156 (2018)
Druh dokumentu: article
ISSN: 1016-7315
DOI: 10.1016/j.jsha.2017.06.002
Popis: Myocardial bridge is defined as the narrowing of any coronary artery segment in systole but a normal diameter in diastole. It is most frequently seen on left anterior descending (LAD) artery. Left circumflex artery (LCx) is very rare. A 62 year-old male patient presented with severe, squeezing chest pain. The electrocardiogram showed T wave inversion in V1–V4 and ST depression in DII, DIII, aVF. Coronary angiography showed complicated lesion on after S2 branches of LAD and myocardial bridge causing 100% systolic narrowing of fourth obtus marginal branch of LCx. Bare metal stent was placed to LAD lesions with no residual occlusion. The patient was discharged with beta-blocker therapy. He had no recurrent chest pain during six months of follow-up. Keywords: Myocardial bridging, Coronary circulation
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