Figure 7: A 17-year-old male had history of pancreatitis and raised parathyroid hormone. (a) Early images of Tc99m sestamibi show increased tracer uptake in the lower part of right lobe of the thyroid. (b) Retention of the tracer is seen in the right lobe in delayed images. (c) SPECT/CT localizes abnormal tracer uptake to a soft tissue mass in the prevertebral region (right of the midline) opposite the 7th cervical vertebra