She can retain her own attorney or ask the court to appoint one for her.
This answer does not, nor is it intended to, create an attorney-client relationship or constitute attorney advertising. Rather, it is offered solely for information purposes. Since the facts of each case are different, it is critical to consult with qualified counsel with whom information can be shared and assessed under an attorney-client privilege, so that competent advice can be obtained on which you can make informed decisions.
Guardianships are not automatic, and courts take this process seriously. While the procedures vary from state to state, I can tell you that, in Georgia, the court will require that a doctor or social worker examine the individual to determine whether there is a need for a guardianship. In addition, there are circumstances in which the court will appoint an attorney to represent the rights of the proposed ward.
I agree that your friend needs to hire an attorney ASAP if one has not been appointed for her. In preparation for her meeting with the attorney, I would have her identify those people who have seen her take care of her medical condition and have her bring any medical records showing that she has been taking care of her medical problems.
This is not intended as legal advice and should only be used for informational purposes only. You should never believe any information that you receive on the internet, especially information that is probably being provided in the late evening hours when I should be sleeping.