A 4-Year-Old Boy Is Brought in by His Parents for Evaluation

A 4-year-old boy is brought in by his parents for evaluation of a fever that has persisted for the past 5 days.  He has also been more irritable than usual and had 2 or 3 episodes of vomiting.  The patient has no prior medical problems and takes no medications.  He has received all recommended vaccinations.  He traveled to China last year to visit his grandparents and cousins but has not traveled outside of the country this year.  Temperature is 38.9 C (102 F) .  Physical examination shows bilateral conjunctival injection with no exudates.  His tongue is bright red and lips are cracked.  Nonpitting edema is present on his hands and feet.  Which of the following complications is this patient at greatest risk for developing?

A) Aortic dissection
B) Coronary artery aneurysm
C) Monocular blindness
D) Mononeuritis multiplex
E) Proliferative glomerulonephritis
F) Pulmonary cavitation

Correct Answer:

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