Amino-Terminal Pro-B-Type Natriuretic Peptide in Refractory Kawasaki Disease

Abstract
Serum concentrations of brain natriuretic peptide and its amino-terminal cleavage pro-fragment, NT-proBNP, have never been reported in refractory Kawasaki disease. Changes in NT-proBNP levels after infliximab treatment in an infant with severe cardiovascular complications are reported here. The regular evaluation of this cardiac biomarker after infliximab treatment may have clinical relevance in patients with refractory Kawasaki disease and severe heart involvement.