The principle of informed consent means that after making a diagnosis and treatment plan for a patient, a clinician must provide the patient with true and sufficient information including diagnosis conclusions, treatment decisions, disease prognosis, and diagnosis and treatment costs, especially the nature, role, basis, injury, risk, unpredictable accidents of the diagnosis and treatment plan and other alternative diagnosis and treatment options and their advantages and disadvantages, so that the patient or family members can make a choice after careful consideration, and express their willingness and rejection of such diagnosis and treatment options in a corresponding manner. After obtaining a clear commitment from the patient, the diagnosis and treatment plan confirmed by the patient can be finalized and implemented.
According to the above definition, which of the following options violates the principle of informed consent?
Before a patient undergoes an examination, the doctor informs the patient of the usefulness of the examination and the possible risks.The patient is clear, but he is very concerned about whether the cost of the examination is reimbursed. When he learned that the examination was at his own expense, he refused the examination.