Thyroid Nodules Papers Incidental Thyroid Nodules - ACR 2015 Figures CT or MRI Incidental Thyroid Nodule Detected on CT or MRI - American College of Radiology 2015 Ultrasound Incidental Thyroid Nodule Detected on Ultrasound - American College of Radiology 2015 FDG-PET or Other Nuclear Medicine Scan Incidental Thyroid Nodule Detected on FDG-PET & Other Nuclear Medicine Scans - American College of Radiology 2015