What is a notable complication of Kawasaki disease?

Kawasaki disease is a pediatric vasculitis that primarily affects children and is characterized by inflammation of the blood vessels, particularly the coronary arteries. One of the most significant and notable complications of Kawasaki disease is the development of coronary artery aneurysms.

The disease can lead to systemic inflammation and affects medium-sized arteries, which includes the coronary arteries that supply blood to the heart. If the inflammation is intense or prolonged, it can result in dilatation of these arteries, leading to aneurysm formation. These aneurysms pose a risk for long-term cardiovascular problems, including myocardial infarction (heart attack), due to the potential for thrombus formation and obstruction of blood flow in the affected coronary artery.

Understanding the risks associated with Kawasaki disease is crucial for early detection and treatment to mitigate the risk of complications, particularly those that may have long-lasting impacts on cardiovascular health. Thus, the association of Kawasaki disease with coronary artery aneurysms not only underscores the importance of prompt diagnosis and management but also highlights the need for ongoing cardiovascular surveillance in affected patients.