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Fig. 1 | BMC Cancer

Fig. 1

From: Prognostic value of pre-treatment [18F] FDG PET/CT in recurrent nasopharyngeal carcinoma without distant metastasis

Fig. 1

Flow diagram of the study. Cohort B (III-IVA), Cohort C (rIII-IVA), and Cohort D (with PET/CT) were grouped according to initial staging, recurrent staging, and whether PET/CT was performed at the time of recurrence detection, respectively. Abbreviations: r: Recurrent; N: number; NPC: nasopharyngeal carcinoma; MRI: magnetic resonance imaging; PET/CT: positron emission tomography/computed tomography. *Based on the eighth edition of the Union for International Cancer Control/American Joint Committee on Cancer (UICC/AJCC) staging system according to MRI

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BMC Cancer

ISSN: 1471-2407

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