We investigated whether semiquantitative <sup>18</sup>F-FDG PET metrics correlate with necrosis<sup>visual</sup>, determined the incidence of necrosis<sup>visual</sup> and explored the prognostic impact of these factors in cHL.
Hounsfield units from unenhanced 18F-FDG-PET/CT are useful in evaluating supradiaphragmatic lymph nodes in children and adolescents with classical Hodgkin's lymphoma.