6 months post-op Rhinoplasty, uneven and bubble. Had the same as asymmetrical swelling that has never gone down. Advice? (photo)

I had a rhinoplasty done six months ago. I am aware that asymmetrical swelling can occur but since the second week after my surgery I have had the same as asymmetrical swelling that has never gone down or change day by day how they say it should I am very scared that this is not due to asymmetrical swelling but it is due to a bad nose job please help me figure it out