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Gleason 3 + 4 PCa in right posterior peripheral zone measured 9 mm. A, T2-weighted MRI showed limited restricted diffusion and limited enhancement, suggesting low suspicion for PCa. Arrow indicates cancer focus. B, in vivo PET. PET avidity suggested PCa. Arrow indicates cancer focus. C, ex vivo PET. PET avidity suggested PCa. Arrow indicates cancer focus. D, histopathology confirmed PCa (dotted area). Reduced from ×1.
