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NIRAF intensity map from a human cadaver coronary artery (LCx). Dashed line - intimal hyperplasia, Dotted line – calcified plaque. The vertical axis is the imaging angle (0 to 360 degrees) and the horizontal axis is the pullback direction (0 to 50 mm). Image orientation is distal (left side) to proximal (right side) portion of the vessel. The color map ranges from blue (low NIRAF intensity) to green, yellow and white (highest NIRAF intensity).
