Your question has essentially no facts. A medical malpractice case is a personal injury case. No injury, no case. How was your mother harmed by the misdiagnosis, if at all?
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You do not tell us near enough information for us to give any advice. If you think she is the victim of medical malpractice you can speak with a local malpractice lawyer.
This response is not intended to act as legal advice. I am not licensed to practice law in any state other than the State of Illinois. No attorney-client relationship is formed until you sign an attorney-client agreement with my office.
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