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Insights into Imaging
Fig. 12 | Insights into Imaging

Fig. 12

From: Ultrasound in active surveillance for low-risk papillary thyroid cancer: imaging considerations in case selection and disease surveillance

Fig. 12

40-Year-old female with PTC in the posterior aspect of right lobe of thyroid gland. Transverse ultrasound image (a) shows a 13 mm PTC with loss of intervening normal thyroid parenchyma between the PTC and anatomic course of recurrent laryngeal nerve (RLN) (arrowhead). Corresponding axial contrast enhanced CT scan at the level of the PTC (b) again confirms the absence of intervening normal thyroid parenchyma between the PTC and the expected course of RLN (arrowhead) with protrusion of the nodule posteriorly beyond the margin of the gland. The patient was therefore not offered AS in our study

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