Monocytes and neutrophils expressing myeloperoxidase occur in fibrous caps and thrombi in unstable coronary plaques

Table 4 Plaque ruptures: Inflammatory cell density, luminal thrombi, and correlation with necrotic core characteristics

	Length, mm	Core length, mm	Thrombus MPO + cell density/mm²	Thrombus CD68 macro-phage density/mm²	Cap MPO + cell density/mm²	Cap CD68 macro-phage density/mm²
Occlusive	8.3 ± 4.2	8.9 ± 5.1	366 ± 80	424 ± 119	164 ± 85	352 ± 132
Non-occlusive	2.9 ± 2.4	9.3 ± 6.6	45 ± 32	83 ± 72	26 ± 11	540 ± 173
P value	.01	0.9	.006	.004	.2	.4

ISSN: 1471-2261