Occult Thyroid Carcinoma without Malignant Thyroid Gland Findings during Preoperative Examination: Report of Three Cases

<div>CT and PET-CT findings. (a) Computed tomography showing a 27 mm lump on the right side of the upper mediastinum that is invading the superior vena cava. (b) PET-CT showing metastasis of the lumbar vertebrae.</div>

Case Reports in Endocrinology

fig1

Figure 1

Figure 1: Occult Thyroid Carcinoma without Malignant Thyroid Gland Findings during Preoperative Examination: Report of Three Cases 