These two cases were diagnosed with incomplete KD in accordance with the 2017 guideline of KD from the American Heart Association.[1] The patient in case 1 had a fever for 7 days; 3 principal clinical features (rash, edema of the hands and feet, and bilateral bulbar conjunctival injection); and 4 laboratory findings (CRP >3.0 mg/dL, platelet count of >450,000 after the 2 weeks of fever, albumin <3.0 g/dL, anemia). This evidence concerns the gene ALB and anemia (phenotype).