That is so good to hear!  Re the mask, do you know if they will be giving her a run-thru before the actual first session?  That's what they did for my son and they  invited me to go along for the run-thru and see the Rad room.  They also told him he could bring music. The assistants even took a picture (which he requested) which is on my website here in case a picture might interest her:
 http://webpages.charter.net/xila/paulrad.jpg Sounds like Valentina is doing much better than when we first heard from her. You are doing good, "T"!