my results were right lobe 5.4x2.0x1.5cm with inhomogeneous echopattern, small complex cyst in lower pole 0.9cm,cyst 0.5cm poterior shadowing in the mid area and a small low echogenic solid focus 0.7cm sited in upper pole. left lobe has inhomegeneous echopattern multinodular goiter, some cystic degeneration in one nodule and degenerative calcification in another nodule. what do these results mean? is there any cause for concern?