TABLE 2 Laboratory Findings Suggestive of Kawasaki Disease

CRP > 3.0mg/dL ESR > 40 mm/hr Albumin < 3.0mg/dL Anemia for age

Elevated alanine aminotransferase and g-glutamyl transpeptidase

Platelet count > 450,000 after first week of fever

White blood cell count > 15,000/^L

Urine white blood cell count > 10 cells/hpf

CSF pleocytosis with normal CSF protein

Changes on echocardiogram including z score of LAD or RCA > 2.5, lack of vessel tapering, perivascular brightness, decreased LV function, mitral regurgitation, and pericardial effusion

Abbreviations: CRP, C-reactive protein; CSF, cerebrospinal fluid; ESR, erythrocyte sedimentation rate; hpf, high power field; LAD, left anterior descending coronary artery; LV, left ventricle; RCA, right coronary artery. Source: From Ref. 2.

infectious diseases. In addition, the peak incidence in infants and children less than five years of age, coupled with the rare occurrence of KD in adults and infants less than three months of age, is consistent with infection with a widely disseminated agent that causes asymptomatic infection in most hosts and the acquisition of protective immunity and passage of transplacental antibodies.

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