The risk factors of CAL in KD patients are as follows: IVIG resistance, anemia, hypoalbuminemia, leukocytosis with predominant neutrophil count, high C-reactive protein (CRP) levels, male sex, and age younger than 1 year or older than 6 years [4,5,6,7,8,9]. The gene discussed is CRP; the disease is anemia (phenotype).