But before you do that talk to her. She is obviously needing attention, possibly she has had some bad experiences. Talking about it can be her new therapy, instead of mutilating herself. Be there for her, listen and encourage her to be strong through everything. And again, keep an eye out for any new cuts. Let her know you're serious.
Attention: NOTHING on this site may be reproduced in any fashion whatsoever without explicit consent (in writing) of the owner of said material, unless otherwise stated on the page where the content originated. Search engines are free to index and cache our content. Users who post their account names or personal information in their questions have no expectation of privacy beyond that point for anything they disclose. Questions are otherwise considered anonymous to the general public.