Fig. 2From: CTCs detection from intraoperative salvaged blood in RCC–IVC thrombus patients by negative enrichment and iFISH identification: a preliminary studyPathological examination of the dissected renal tumor and thrombus. All five patients were diagnosed as ccRCC. a, b Histological examination showing the ccRCC as WHO/ISUP grade 2 (hematoxylin and eosin, original magnification: a × 100; b × 200). c, d Histological examination showing the ccRCC as WHO/ISUP grade 3 (hematoxylin and eosin, original magnification: c × 100; d × 200)Back to article page