Forehead graft 4 weeks ago, one side bigger than other. Is this swelling? (photo)

please help me i just had fat graft 4 weeks ago. and its look like my right side is bigger than my left forehead. i asked my doctor and he advice if wait till the swelling subsides. and unsymetry is impossible to happen because he injected the same amount on my right and left side he asked me to wait for the swelling to subsided. as he advice me to use cool compress and do not massage my forehead. please help. im really worry now.will my forehead be like this forever? thanks