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. 2011 Jul 11;4:97–113. doi: 10.2147/OTT.S22875

Table 5.

Variants of invasive urothelial carcinoma

  1. Squamous cell carcinoma

  2. Adenocarcinoma

  3. Nested pattern

  4. Microcystic

  5. Micropapillary

  6. Lympho-epithelioma-like

  7. Plasmacytoid and lymphoma-like

  8. Sarcomatoid/carcinosarcoma

  9. Giant cell

  10. Trophoblastic differentiation

  11. Clear cell

  12. Lipid cell

  13. Undifferentiated

Note: Adapted from World Health Organization Classification of Tumours. IARC Press: Lyon; 2004:359.101