>>50795746Tenma's issues seem related to the blood vessels that give oxygen to her heart.
For surgery like that we don't like to open the chest at all because it makes things more complicated for everyone.
Instead we go through a small hole in the chest or sometimes even through the artery underneath your armpit.
Heart surgery has gone a long, long, long way and every year we need less and less cutting to get a better healing process going.
Surgery in general is one of the most consistently refined arts. Every surgeon is completely insane but they're the type of insane that truly cares about succeeding.
