In group without gamma glogulin therapy, risk factors of coronary aneurysm include hematocrit < 35% (35.4% vs 15.6%; p=0.044), CRP > 100mg / l (44.7% vs 3%; p<0.0001) in acute phase and persistent elevation of CRP >1 month (45.8% vs 19.6%; p=0.016).