PMC2823049_01
(A) Computerized tomography shows lobulated contoured mass lesion (arrow) in the left anterior low abdominal wall with calcifications. (B) Computerized tomography shows another lobulated contoured mass lesion (arrow) in the right inguinal area.
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F1
Clinical staging with computed tomography showed one mass with several calcifications in the left lower abdominal wall and an additional mass in the right inguinal area (Fig. 1), and but no abnormal findings in other organs.
(A) Pathologic findings of the tumor in the left lower abdominal wall show an intermediate-differentiated, transitional call carcinoma (WHO grade II/III) with severe ossification. (B) Pathologic findings of the tumor in the right inguinal area show a well-differentiated, transitional call carcinoma (WHO grade I/III) with marked squamous differentiation (hematoxylin-eosin staining; original magnification x 100).
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F2
The surgical specimens revealed well-differentiated TCC (Fig. 2).
Follow-up computerized tomography after two cycles of systemic chemotherapy demonstrates a new mass (arrow) in the left lower quadrant area anterior aspect of the iliac wing.
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F3
However, follow-up computed tomography revealed that a new lesion had developed in the pelvic cavity (Fig. 3).