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Table 1 Staging and treatment outcomes of five collecting duct carcinoma patients

From: RETRACTED ARTICLE: Collecting duct carcinoma of the kidney: a clinicopathological study of five cases

  1 2 3 4 5
Venous tumor thrombus No Yes No No No
Lymphatic metastasis No No 1/8 5/6 3/4
Metastasis No No No Fat tissue in renal hilus Fat tissue in renal hilus
TNM staging T2N0M0 T3bNOMO T2N1M0 T4N2M0 T4N2MO
AJCC staging II III III IV IV
Operation Radical nephrectomy Radical nephrectomy Radical nephrectomy Palliative nephrectomy Radical nephrectomy
Immunotherapy (IFN -α) No 2 cycles No No 1 cycle
Survival time (month) 18 12 9 6 5