You should first ask your doctor (or the health care professional who was involved in your treatment) for a detailed explanation. Medical practitioners are bound by their professional code of conduct to give you an explanation of what happened during your treatment.
You are also entitled to a copy of your medical records. You can ask for a copy of your medical notes from the health care provider under the Privacy Act. If you are uncomfortable seeking that information and material one of our expert medical negligence lawyers will be able to assist you get access to those records.