Yeah, the no lactose but eat ice cream makes no snese to me either. My honey has had a port now for, oh gee since 2006 I think, and does ok. Although his is for taking blood out, not putting chemo in.
Maybe you can tell them how hobbies are a help to people, might be good for them to realize. Sometimes doctors focus too much on science and forget about the things that help us just 'live'.
take care, honey.