Oregon Revised Statutes Occupations and Professions § 677.097

(1) In order to obtain the informed consent of a patient, a physician or physician assistant shall explain the following:

(2) After giving the explanation specified in subsection (1) of this section, the physician or physician assistant shall ask the patient if the patient wants a more detailed explanation. If the patient requests further explanation, the physician or physician assistant shall disclose in substantial detail the procedure, the viable alternatives and the material risks unless to do so would be materially detrimental to the patient. In determining that further explanation would be materially detrimental the physician or physician assistant shall give due consideration to the standards of practice of reasonable medical or podiatric practitioners in the same or a similar community under the same or similar circumstances.