Fig. 8From: Ossifying metaplasia of urothelial metastases: original case with review of the literaturePercutaneous biopsy of the retroperitoneal mass showed non atypical lamellar bone trabeculae (H&E, 400×) associated with p63 positive malignant epithelial cells consistent with metastatic urothelial carcinoma (Inset, p63, 600×)Back to article page