Oh, the mix of things. Infection, fluids in the lungs, strange this that and the other. Multiple weeks of antibiotics through central line, and issues not being able to put her in the MRI scanners and such because of the magnet in her head (amid other things). Various specialists going through a slow process of clearing her organs one by one as they try to figure it out, and of course its Christmas so various specialists who booked time off make it even more difficult to get sensible times for advanced medical processes and machinery.