hi holly and welcome to neurotalk ... i am so sorry you've not gotten the answers you were hoping to find ... i personally do not know anything about colloid cyst/ vp shunt ... i wish i did ... i did enter this information into the NT search and came up with this link ...
http://neurotalk.psychcentral.com/forum54.html
i hope it helps ... would love to talk with you ... pm me any time you need to talk ... i listen real good and have big shoulders ... hey ,,, you could tell me what colloid cyst and vp stunt is ... my area is caregiver to my husband who has ms ... and raising 5 boys (2 high functioning autism) like i said ... would love to just talk ... be a friend and again ...