This is very legitimate question and is best answered at a consultation by an experienced immigration attorney.
Contact immigration attorney Gintare Grigaite, Esq. at 201-471-7989, located in New York and New Jersey. Contact immigration attorney Gintare Grigaite, Esq. for a free consultation about new Immigration Reform policies. Answers on AVVO do not constitute legal advice and do not form attorney-client relationship. Always consult an attorney for a legal advice.
How about writing the truth? DACA maybe an option but this person should proceed with care. You would not try to fix your own teeth? Would you? Why trying to resolve one of the most important issues in that person's live should be dones through you and via public forum? Tell that person to seek professional help - best advice you can give.
Given that the this occurred when you were a child it shouldn't prevent you from obtaining the benefit. However, you will need to explain the situation carefully. This would be done best with the assistance of an attorney.
I highly recommend that you consult with an attorney who can review your situation in depth.