MRI scan of the pelvis or abdomen, for a patient who is pregnant, if: (a) the pregnancy is at, or after, 18 weeks gestation; and (b) fetal abnormality is suspected; and (c) an ultrasound has been performed and is provided by, or on behalf of, or at the request of, a specialist who is practising in the specialty of obstetrics; and (d) the diagnosis of fetal abnormality as a result of the ultrasound is indeterminate or requires further examination; and (e) the MRI service is requested by a specialist practising in the specialty of obstetrics (R) (Contrast) (Anaes.)