case_images: PMC7184838_01
case_images: a Abdominal CT showed that the left renal pelvis was occupied by a staghorn calculus. b Percutaneous nephrostomy was performed.
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case_images: F1
case_images: Her urine analysis and abdominal computed tomography (CT) revealed pyuria and a left staghorn calculus (Fig. 1a). We performed percutaneous nephrostomy for the treatment of her pyelonephritis (Fig. 1b).
case_images: a CT revealed that the middle and inferior calyxes were not drained adequately. b Two additional nephrostomies were performed.
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case_images: F2
case_images: CT revealed that her middle and inferior calyx had not been adequately drained (Fig. 2).
case_images: Nephrectomy was performed, and the kidney was divided into two pieces.
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case_images: F3
case_images: Due to severe adhesion, the kidney was divided into two pieces and removed (Fig. 3).
case_images: a, b HE staining; squamous cell carcinoma accompanied by a cancer pearl. Immunohistochemical staining was negative for GATA3 (c) and P40 (d) and positive for CK5/6 (e).
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case_images: F4
case_images: A pathologic examination revealed that the tumor was SCC accompanied by a cancer pearl (Fig. 4a, b). Immunohistochemical staining showed that GATA3 and P40 were negative, while CK5/6 was positive (Fig. 4c-e).
case_images: a CT revealed local recurrence with rapid enlargement occupying the abdomen (b).
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case_images: PMC7184838_01_cro-0013-0403-g05.jpg
case_images: F5
case_images: Two weeks after the operation, CT revealed local recurrence of the tumor (Fig. 5a). CT demonstrated enlargement of the local recurrence near the left renal hilum (Fig. 5b).