Correlation Games

Migraine With Aura May Lead to Heart Attack

"After high blood pressure, migraine with aura was the second strongest single contributor to risk of heart attacks and strokes," said study author Tobias Kurth... "It came ahead of diabetes, current smoking, obesity, and family history of early heart disease."

This is evidence of the trigeminal nerve being infected with the same microbes which cause atherosclerosis and kidney nephritis.   I'll just wildly guess it's those pesky periodontal pathogens that happen to spend all their time in direct contact with it...