There's a brief pause on Inigo's end.

Then he slowly says: "Look down at your leg."

Maybe it's not the most useful way to do this. He sure isn't explaining a lot, and he's pretty sure Tidus will just freak out when he sees some of the dried blood still present on his pants - a side-effect of their whole 'Oh No Help, My Friend Is Injured' routine, even if the actual wound itself has been healed a while ago now.

But maybe that shock is exactly what will jostle the other's brain back in order.