Multiple cerebral aneurysms after myxomatous stroke

A 14-year-old girl presented with transient fever and painful rash on the distal extremities. Two months later, she had a syncopal episode after swimming in a pool. She also had a transient left hemiparesis with expressive aphasia. The findings of a head CT scan were negative. An MRI of the brain demonstrated scattered restricted diffusion, consistent with acute arterial infarction (figure 1A). An echocardiogram demonstrated …