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Surgical Case Reports
Fig. 1 | Surgical Case Reports

Fig. 1

From: A resected case of liver metastases from extra-adrenal retroperitoneal paraganglioma with von Recklinghausen’s disease 16 years after the initial surgery

Fig. 1

Findings at the initial laparotomy. A bulky mass with hemorrhagic necrosis, measuring about 25 × 17 × 15 cm is observed in the retroperitoneum (a; arrow). Proliferating cells with weak basophilic cytoplasm and oval densely stained nuclei arranged in an alveolar pattern were histopathologically observed in the tumor, and the tumor was histopathologically diagnosed as extra-adrenal retroperitoneal paraganglioma (b)

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