[Matsimela]

I think that there are alot of things to take into consideration before the decision is made. I think you need to have a very serious conversation with her explaining the expectations after she would become a member. You should probably find out what her doctor advises she do... speak to your greek life office about how they say/think you should handle the situation and discuss internally everyone's comfort level with the situation to decide whether or not all parties are in agreement.