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Correlation of LAD-LCx angle with CAD.
(A): A narrow angle of 82.2° was measured between LAD and LCx coronary arteries on 2D axial image in a patient without CAD; (B): a wide angle of 105.9° was measured between LAD and LCx coronary arteries in a patient with multiple calcified plaques at the LAD resulting in significant stenosis. CAD: coronary artery disease; LAD: left anterior descending, LCx: left circumflex.
