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WHO Classification of Tumours
Carcinoma of the collecting ducts of Bellini
Kidney


Definition

Carcinoma of the collecting ducts of Bellini is a rare neoplasm accounting for <1% of renal malignancies and thought to be derived from the principal cells of the collecting duct of Bellini. It is typically located in the medullary zone of the kidney and histologically characterized by a tubular or tubulopapillary growth pattern with infiltrating, irregular angulated glands and a desmoplastic stroma
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Eble JE, Sauter G, Epstein JI, Sesterhenn IA (Eds.)
World Health Organization Classification of Tumours. Pathology and Genetics of Tumours of the Urinary System and Male Genital Organs.
3rd Edition
IARC Press: Lyon 2004



. Invasive growth and metastatic spread occur frequently
Click to access Pubmed
Tokuda N, Naito S, Matsuzaki O, Nagashima Y, Ozono S, Igarashi T, (2006)
Collecting duct (Bellini duct) renal cell carcinoma: a nationwide survey in Japan.
J Urol 176: 40-3; discussion 43



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