He hypothesized that Transcranial Doppler ultrasound could detect children at high risk before they had strokes. The ultrasound test could measure the rate of blood flow into the brain and detect ...
In December, Troy Behnke experienced a medical emergency. "I woke up and I had a bad headache, pretty much the worst headache I've ever, ever had," Behnke said. "And eventually I just fell for no good ...