Chapter 7 - Multinodular goiter (MNG

7.1.13 Transverse scan – MNG- the AP/H and transverse diameters increased with both lobes with increased volume heterogeneous containing hyper- echoic nodules with cystic degeneration.

7.1.15 Transverse scan - MNG – Right lobe with the AP/H and transverse diameters increased, heterogeneous containing hyperechoic nodule and plunging into the mediastinum.

7.1.17 Transverse scan – MNG- right lobe with increased volume, heterogeneous, containing hyper- echoic nodules with a moderate increase of vascularization in the parenchyma at Duplex Doppler mode with peripheral vascularization of the nodule (vascular type 2).. 7.1.14 Transverse scan – MNG-increased volume, heterogeneous containing hyperechoic nodules with cystic degeneration. Ultrasonographic panoramic image to fully capture the plunging goiter in the mediastinum.

7.1.16 Transverse scan - MNG-increased volume, heterogeneous containing homogeneous hyper-echoic nodules, with a wider oval shape and peripheral halo in gray scale.

7.1.18 Longitudinal scan - MNG –Right lobe with increased volume heterogeneous containing hyperechoic nodule appears elastographically with soft stiffness having a Strain Ratio of 1.20 for benignity.

7.1.19 Transverse scan– MNG- right lobe with increased volume heterogeneous containing contains a colloidal cyst with a moderate increase of vascularization in the parenchyma at Duplex Doppler mode.

7.1.21Longitudinal scan - MNG – Left lobe with increased volume, heterogeneous containing a colloidal cyst with a moderate increase of vascularization in the parenchyma at color Doppler mode.

7.1.23 Transverse scan – MNG- the AP/H and transverse diameters increased with both lobes with increased volume heterogeneous containing hyper- echoic nodules with normal vascularization of the parenchyma at Duplex Doppler 7.1.20 Transverse scan - MNG – Left lobe with increased volume heterogeneous containing contains a colloidal cyst, with a moderate increase of vascularization in the parenchyma at Power Doppler mode.

7.1.22 Longitudinal scan - Left lobe with increased volume heterogeneous containing a colloidal cyst which appears with a moderate increase of vascularization in the parenchyma at Duplex Doppler mode.

7.1.24 Longitudinal scan - MNG –Left lobe with increased volume, heterogeneous containing hyperechoic nodule, with a moderate increase of vascularization in the parenchyma at color Doppler mode. The nodule is not vascularized - type 1.

7.1.25 Transverse scan - MNG – Right lobe with increased volume, heterogeneous containing hypoechoic nodule. At the elastography the right lobe appears inhomogeneous with predominance in the parenchyma of hard stiffness (blue coded) and the appearance of nodules with soft stiffness(green).

7.1.27 Transverse scan – MNG- the AP/H and transverse diameters increased with both lobes with increased volume, heterogeneous with cystic degeneration.

7.1.29 Transverse scan - MNG – Right lobe with increased volume heterogeneous with a moderate increase of vascularization in the parenchyma at Power Doppler mode. 7.1.26 Transverse scan – MNG-increased volume, heterogeneous containing hyper- echoic homougenous nodules. At the elastography the left lobe appears inhomogeneous with predominance in the parenchyma of hard stiffness (blue coded) and the appearance of nodules with hard stiffness(blue).

7.1.28 Transverse scan - MNG- right lobe with increased volume, heterogeneous with a moderate increase of vascularization in the parenchyma at Color Doppler mode.

7.1.30 Transverse scan - MNG –Right lobe with increased volume, heterogeneous appears elastographically with predominance of hard stiffness in the entire parenchyma (blue coded).

7.1.31 Transverse scan – MNG- the AP/H and transverse diameters increased with both lobes with increased volume heterogeneous containing cystic degeneration.

7.1.33 Transverse scan - MNG – left lobe with increased volume, heterogeneous with normal vascularization in the parenchyma at Color Doppler mode.

7.1.35 Longitudinal scan – MNG- left lobe with increased volume heterogeneous with normal vascularization in the parenchyma at Duplex Doppler mode with peripheral vascularization of the simple colloid cyst 7.1.32 Longitudinal scan – MNG- Left lobe with increased volume, heterogeneous containing cystic degeneration. It has a small, well-defined anechoic image - a simple colloid cyst in gray scale.

7.1.34 Transverse scan - MNG- Left lobe with increased volume, heterogeneous with normal vascularization in the parenchyma at Power Doppler mode.

7.1.36 Longitudinal scan - MNG –Left lobe with increased volume heterogeneous containing a simple colloid cyst appears elastographically with soft stiffness.

8.1.1 Transverse scan – Acute thyroiditis (AT)- both lobes had increased volume, heterogeneous containing hypo- echoic nodules with the formation of inflammatory microabscesses and tissue necrosis. 8.1.2 Longitudinal scan– Acute thyroiditis - the craniocaudal diameter increased of both lobes with increased volume heterogeneous, containing hypo- echoic nodules with the formation of inflammatory microabscesses and tissue necrosis in gray scale.

8.1.3 Transverse scan – AT – Left lobe with the AP/H and transverse diameters increased, heterogeneous containing hypo-echoic nodules with the formation of inflammatory microabscesses and tissue necrosis

8.1.5 Transverse scan– AT- right lobe with increased volume heterogeneous containing hypoechoic nodule with a round shape with undefined edges 8.1.4 Longitudinal scan - AT – Left lobe with increased volume heterogeneous containing hypoechoic nodule with the formation of inflammatory microabscesses and tissue necrosis

8.1.6 Transverse scan - AT –right lobe with increased volume, heterogeneous containing hypoechoic nodules with irregular edges, with a moderate increase in perilesional vascularization of the nonvascular hypoechoic nodule in Power Doppler mode.

8.1.7 Transverse scan– AT- left lobe with increased volume heterogeneous containing hypoechoic nodules with a moderate increase of vascularization in the perilesional parenchyma at Power Doppler mode.

8.1.9 Transverse scan – AT – Left lobe with the AP/H and transverse diameters increased, heterogeneous with hypervascular areas arranged inhomogeneously in the periphery of hypoechoic areas to Color Doppler

8.1.11 Transverse scan – AT – Right lobe with the AP/H and transverse diameters increased, heterogeneous with hypervascular areas arranged inhomogeneously in the periphery of hypoechoic areas to Color Doppler 8.1.8 Transverse scan - AT– both lobes with increased volume, heterogeneous containing hypoechoic nodules. The measurements showed an inhomogeneous, hypoechoic isthmus with large diameters (over 3 mm AP diameter) in gray scale US.

8.1.10 Transverse scan - Left lobe with increased volume heterogeneous containing hypoechoic nodule which appears elastographically with soft stiffness related to the surrounding parenchyma.

8.1.12 Transverse scan - AT –Right lobe with increased volume, heterogeneous containing hyperechoic nodule appears elastographically with soft stiffness having a Strain Ratio of 0.95 for benignity.