Metal Mouth Message Board

I always thought with my premolars removed from each upper side, there will be a big hole to fill by the rest of the canines and incisors. This is so even when the canines and incisors have been straightened out my the wires and elastics. So am i right to assume the arch size will in turn be also be...

Hi there, Had upper 2 pre molars extracted. Am wondering what kind of movement is required to close up the gaps? I am pretty confused as from the way i see my canines and incisors, they have more or less straightened after 3 months but there seemed to be still a big gap to fill those empty spaces. S...