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WHO Classification of Tumours
Benign cystic nephroma
Kidney


Definition

A benign encapsulated neoplasm of the kidney, characterized by the presence of cysts separated by septa. There are no solid areas present. The septa are lined by one layer of epithelial cells that have eosinophilic or clear cytoplasm. The cystic spaces contain serous or hemorrhagic fluid
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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



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