Layered Plaque in Organic Lesions in Patients With Coronary Artery Spasm.

Both spasm subgroups showed a trend towered a higher prevalence of layered plaque, macrophage accumulation, and intraplaque microchannel than the non‐spam group although the difference in the prevalence of macrophage accumulation between the non‐spasm group and the distal spasm subgroup did not achieve statistically significant level (Table 4 ).

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