Repeated ultrasound screening revealed a disappearance of the hypoechoic nodule (Figure 3A) and follow-up scintigraphy analysis found the thyroid exhibited an even distribution of radionuclide in ...
Hypoechoic masses tend to be hypovascular. Similarly, simple cysts of the liver usually are not confused with cystic metastases, which nearly always contain septations, debris, mural nodules ...
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