Fig. 7From: Ultrasound in active surveillance for low-risk papillary thyroid cancer: imaging considerations in case selection and disease surveillance57-Year-old female patient with 8 mm PTC with extrathyroid extension (ETE). Sagittal image of the right lobe of thyroid gland shows the hypoechoic PTC extending beyond the margin of the gland posteriorly into the perithyroid connective tissue (arrow). The patient was not offered ASBack to article page