Bladder cancer - The Lancet

bladder cancers are low grade, whereas most muscle-invasive or metastatic tumours are high grade.3 Morphologically, bladder tumours can be divided into papillary, solid, and mixed types. The papillary type is predominant, especially in non-muscle-invasive bladder cancer. Grading of urothelial carcinoma In non-muscle-invasive bladder cancer, the ... ................
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