Health / Medical Topics |
Malignant Ureter Neoplasm
A primary or metastatic malignant tumor involving the ureter. The majority are carcinomas. -- 2003 (NCI Thesaurus)
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Main criteria for malignancy include size over 5 mm in diameter, invasion of airways, blood or lymphatic vessels, regional and distant metastasis,…
A malignant neoplasm characterized by the presence of small atypical cells.