I’m thinking she may be the child of an alcoholic. They tend to want to pay a price to make up for what they think they did wrong.
Attention seeker.
To date, no treatment has been found for BIID. Therefore patients often proceed to self-amputation, which could lead to serious and even dangerous complications. These case histories suggest that elective amputation may be a treatment for BIID. Many doctors, however, will question the admissibility of amputation of a healthy limb.
http://www.ncbi.nlm.nih.gov/pubmed/24713336