Renal Cell Carcinoma Masquerading as Pyonephrosis — A Case Report of A Rare Presentation. Journal of Kidney Cancer, [S. l.], v. 12, n. 2, p. 10–13, 2025. DOI: 10.15586/jkcvhl.v12i2.330. Disponível em: https://jkcvhl.com/~jkcvhlco/index.php/jkcvhl/article/view/330. Acesso em: 17 apr. 2026.