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Subannular calcification. (A) LCA and blue circle, origin of the left coronary artery; RCA and red circle, origin of the right coronary artery; yellow circle, nadir of the cups; LVOT, left ventricular outflow tract; purple line, centerline; grey area, calcifications. (B) Blue circle, cross sectional area of region of interest 4 mm below the nadir of the cups; white area, calcifications; LA, left atrium.
