Compared to the patients from the initial IVIG-response group, patients from the initial IVIG-resistant group showed a higher incidence of rash, cervical lymphadenopathy, and sterile pyuria, with significantly higher levels of percentage of neutrophils, platelet count, CRP, ALT, TBil., BUN, and Cr, but significantly lower levels of albumin (ALB) and serum sodium (Na+) (P < 0.05). The gene discussed is ALB; the disease is Cervical lymphadenopathy.