hi... I got face injury last 2 months where in my left cheek bumped into concrete metal stairs handle. I got bruised, black eye and swelling in 1 week. I also feel headache only in the left portion of my head, and pain in my cheek. I already got a x-rayed , ct. scan and eye check which showed nothing. But my problem is until now I feel pain and numbness in my left cheek and half of my head and irritation in my left ear , especially when i feel tried. what I need to do?