Morphological spectrum of renal cell carcinoma, unclassified: an analysis of 136 cases.
Carmen M PerrinoDavid J GrignonSean R WilliamsonMuhammad T IdreesJohn N EbleLiang ChengPublished in: Histopathology (2017)
Renal cell carcinoma, unclassified is a term that encompasses tumours with a variety of morphological features and a wide biological spectrum. The most common source of diagnostic difficulty was tumours composed of predominantly eosinophilic cells.