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Table 3 Visually enhanced non-tumor uptake in the lungs on the FES PET scan and the presence of fibrosis on the concurrent CT scan in patients previously treated with radiation therapy of the thorax

From: Enhanced pulmonary uptake on 18F-FES-PET/CT scans after irradiation of the thoracic area: related to fibrosis?

  Normal uptake Enhanced uptake Total
No fibrosis 21 9 30
Fibrosis 10 30 40
Total 31 39 70