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Figure 1 Typical IVUS Images of Plaque Rupture and Nonruptured Plaque

Typical intravascular ultrasound images of plaque rupture (A, B) and nonruptured plaque (C, D). (B) Plaque ulceration with a fissure (arrowheads) and a communication (arrow) between the cavity of the rupture (R) and the lumen (L). (D) Lumen surface with preserved continuity. IVUS = intravascular ultrasound.