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Figure 1. This is a case of focal thyroid FDG uptake in a 79-year-old female who underwent PET scanning for known laryngeal cancer.
This revealed a 1.1 cm thyroid lesion in the right lower thyroid pole, SUV 6.0.
Figure 2. This is a case of mild diffuse FDG uptake throughout the thyroid with SUV 3.7 in a patient undergoing PET scanning for known
metastatic sarcoma.
dysfunction and should be followed up. One of the major limitations of this paper is that 93.4% of the
participants were male.
Of note, Kim et al. selected for study 290 women with breast cancer who had undergone PET-CT scans
[58]
before and after breast surgery and diffuse thyroidal uptake developed in 23 (9.3%) patients. Radiotherapy in
breast cancer was found to be an independent predictive factor for the development of new diffuse thyroidal
