Prognostic Significance of Post-Treatment PET/CT Following Salvage Re-irradiation of Head and Neck CancersByTawee Tanvetyanon, MD, MPH,Tapan A. Padhya, MD,Judith C. McCaffrey, MD,Julie A. Kish, MD,Jimmy J. Caudell, MD, PhD,Andy Trotti, MD,Edward A. Eikman, MDMarch 7th 2016Researchers explored the prognostic significance of PET/CT following re-irradiation in patients with head and neck cancer.