作者: Mackram F. Eleid , Raviteja R. Guddeti , Marysia S. Tweet , Amir Lerman , Mandeep Singh
DOI: 10.1161/CIRCINTERVENTIONS.114.001676
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摘要: Background—Spontaneous coronary artery dissection (SCAD) is an increasingly recognized nonatherosclerotic cause of acute syndrome. The angiographic characteristics SCAD are largely undetermined. goal this study was to determine the prevalence tortuosity in and whether it may be implicated disease. Methods Results—Patients with confirmed (n=246; 45.3±8.9 years; 96% women) 313 control patients without or disease who underwent angiography were included case–control study. Angiograms reviewed for assigned a score. Tortuosity common presenting their first event (78% versus 17% controls; P<0.0001; score, 4.41±1.73 2.33±1.49 P<0.0001) despite low hypertension (34%). Recurrent (n=40) occurred within segments 80% cases. Severe (≥2 consecutive curvatures ≥180°) associat...