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Fig. 5 | Cancer Imaging

Fig. 5

From: The role of 18F-FDG-PET/CT in evaluating retroperitoneal masses -Keeping your eye on the ball!

Fig. 5

Case Three - Histopathological examination of the intra-abdominal mass showed seminoma, characterised by a monotonous population of polygonal cells (a Haematoxylin & Eosin (H&E), original magnification × 100). Focally, residual seminiferous tubules were seen, with germ cell neoplasia in situ (b H&E, original magnification × 200). Immunohistochemistry showed that the tumour cells were reactive for CD117 (c original magnification × 400) and Oct 3/4 (d original magnification × 200)

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