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Figure 2. True positive case with > 50% luminal narrowing in the left circumflex artery. (a) Breath-hold magnetic resonance angiogram image showing significant stenosis at the proximal left circumflex artery (white arrow). (b) Navigator gated magnetic resonance angiogram image showing significant stenosis at the proximal left circumflex artery (white arrow). (c) Conventional coronary angiogram image showing >50% luminal narrowing at the proximal left circumflex artery (white arrow).