The Australian Association of Obstetrical and Gynaecological Ultrasonologists (AAOGU) is made up of Obstetricians and Gynaecologists from Australia and New Zealand with a special interest in Ultrasound and who have a qualification in ultrasound such as a Diploma of Diagnostic Ultrasound (DDU), or a Certificate of O&G Ultrasound (COGU) or a Certificate of Maternal Fetal Medicine (CMFM).