Legal nurse consultants are registered nurses who use their clinical knowledge and expertise to assist attorneys with their cases in any context where law and medicine overlap. 2. A working knowledge of the four elements that constitute negligence is essential for a legal nurse consultant who works on medical and dental malpractice cases. 3. The ultimate goal of the legal nurse consultant is to provide the attorney with answers to questions relating to medical issues that may arise in a court of law. 4. The greatest challenge and opportunity the legal nurse consultant faces is the task of educating attorneys on the medical issues of their cases so that they are as knowledgeable and comfortable with these issues as they are with the liability issues.