How is high blood pressure in children treated?

1. Your child's blood pressure is normal. -89th percentile or lower
   
   
2. Your child's blood pressure is slightly elevated.-90th percentile to 94th percentile
   
   
3. Your child has high blood pressure.-95th percentile up to 5 millimeters of mercury (mm Hg) above the blood pressure measurement at the 99th percentile
   
   
4. Your child has severe high blood pressure.-5 mm Hg or more above the 99th percentile