At one point as Illanoir walked through the hallway, he cast a magic that prevented as much blood from unnecessarily soiling the carpet. Either that he might be annoyed that his pay cut would extend, or the fact that it was just that troublesome to have a color liquid that kept dripping and staining more of his uniform.
The Guard Officer who saw the sight of the wounded elf that was exiting the building didn pay much attention, mostly because it was more of a normal occurrence and it would be weird if there weren any blood spilled for each and every week.
He took a fast visit to his home on the Nests and put the amputated hand on top of his desk. To prevent the flesh from rotting, he dried it to some extent before temporarily sterilizing it, preventing germs from invading.