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Fig. 2 | BMC Cancer

Fig. 2

From: Amino-acid PET versus MRI guided re-irradiation in patients with recurrent glioblastoma multiforme (GLIAA) – protocol of a randomized phase II trial (NOA 10/ARO 2013-1)

Fig. 2

a and b Definition of GTV according to contrast enhancement in T1-MRI (green) and increased FET uptake (Tumor to Background Ratio >1.8, red). c and d Resulting PTV according to study arm A (FET-PET, pink). e and f Resulting PTV according to treatment arm B (MRI, pink). The corresponding treatment plan according to Arm A is shown in (g), and the corresponding treatment plan for Arm B is shown in (h). Isodose distribution is displayed as follows: 95 % isodose line (yellow), 80 % isodose line (green), and 50 % isodose line (blue). Source and copyright: Center for Diagnostic and Therapeutic Radiology, Medical Center – University of Freiburg, Faculty of Medicine, University of Freiburg, Germany

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BMC Cancer

ISSN: 1471-2407

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