Fever that is high, abrupt. Anyone with a fever >5 days should be considered for a<unk>  workup.
Rash often seen in perineum; accompanies onset of fever
Maculopapular most common; vesicles not seen
Cardiac complications develop early on
Coronary artery aneurysm development most prevalent as fever lessens
Maculopapular most common; vesicles not seen
Coronary artery aneurysm development most prevalent as fever lessens
Cardiac
Coronary aneurysm
Most develop during 3-4th week of illness
May lead to MI (leading cause of death)
Myocarditis/pericarditis
Pericardial effusion
LV dysfunction
Valvular dysfunction
Dysrhythmias
Aseptic meningitis
Urethritis
Anemia
RUQ pain, large gallbladder (hydrops on US)
Coronary aneurysm
Most develop during 3-4th week of illness
May lead to MI (leading cause of death)
Myocarditis/pericarditis
Pericardial effusion
LV dysfunction
Valvular dysfunction
Dysrhythmias
Most develop during 3-4th week of illness
May lead to MI (leading cause of death)
Kawasaki disease
Upper respiratory infection 
Scarlet fever
UTI
Rabies
Sepsis
Murine typhus
Meningitis