Reshaping the facial bones — jaw, cheekbones, chin. The highest-risk category in this directory: it is real bone surgery under general anaesthesia.
Also called: V-line, zygoma reduction, jaw reduction, genioplasty, square jaw
What to ask about: Ask directly about the anaesthesiologist (a dedicated one, present throughout?), nerve-damage rates, and what emergency transfer looks like. This is where "ghost doctor" substitution reports concentrate.