Maybe could i have a fracture in my bone in the top of my right foot ! help?

about 3 weeks ago i fell down the last 2 stairs at home and it was very painfull now its been 3 weeks and the top of my foot just about the middle above big toe is still very painfull and throbs all the time and hurts alot when i walk also i cannot move 3 of my toes 3 in from my pinkie toe i infact cannot feel them ! ? i,m just sat here now with my feet up and i can feel a really sharp throbs were i explained above my big toe any advice ?