Most of Kawasaki disease cases are in children, male and Asians. In female adults it's rare. Doctors will order quite a few tests to diagnose, since the diagnosis of Kawasaki disease is actually ruling out other diseases. The prognosis is good, most of the patients can recover. Mortality <1%, relapse <2%. 5% - 10% patients will develop coronary aneurysm, then further treatment on aneurysm is needed.