Frequency of Heart Involvement in Kawasaki Disease during a Decade in Iran

Document Type : Original Article

Author

Assistant Professor of Pediatrician, Shahid Beheshti University of Medical Sciences, Tehran, Iran

Abstract

Background: Kawasaki is an acute febrile illness of unknown etiology that is also associated with cardiovascular complications is the most common manifestation. It mostly occurs in children less than 5 years old.
Objectives: The aim of this study was to investigate the clinical and preclinical findings of Kawasaki disease and to determine heart involvement in Iranian child patients with Kawasaki disease.
Methods: In this retrospective study, medical records of all hospitalized child patients with Kawasaki disease in four Hospitals in Tehran during the years 2011 to 2021 were studied. The patients with cardiac involvement were determined according to the criteria. Demographic data, clinical and pre-clinical symptoms, the type and severity of cardiovascular disease, the type of complications and mortality were recorded.
Results: Of 108 child patients with Kawasaki disease, 36 patients (33.3%) had heart involvement. 63.2% of patients with heart involvement were male. 26 (72.2%) patients were aged less than 5 years old. The Echocardiography results showed that 24 (66.7%) patients had pericardial effusion cardiac involvement. No mortality was recorded.
Conclusions: Heart involvement in Iranian children with Kawasaki disease was 33.3% and more common in boys. The most type of heart involvement was pericardial effusion.

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