CTCs detection from intraoperative salvaged blood in RCC–IVC thrombus patients by negative enrichment and iFISH identification: a preliminary study

Table 1 Patients’ demographic information, follow-up and tumor pathological classification

Case	Mayo-level grading	Surgical duration (min)	Tumor size (cm)	WHO/ISUP grading	Pathological diagnosis	20-mon follow-up	Tumor recurrence or metastasis
1	II	553	7.1 * 5.2 * 4.6	G2	ccRCC	Alive	None
2^a	III	350	–	–	ccRCC	Dead	Preoperative lung metastasis
3	II	161	12 * 10 * 6	G3	ccRCC	Alive	None
4	IV	320	5 * 3 * 2.5	G2	ccRCC	Alive	None
5	II	540	9 * 5 * 4	G3	ccRCC	Alive	None

ISUP, International Society of Urological Pathology. G2, Tumour cell nucleoli conspicuous and eosinophilic at × 400 magnification and visible but not prominent at × 100 magnification; G3, Tumor cell nucleoli conspicuous and eosinophilic at × 100 magnification
ccRCC clear cell Renal Cell Carcinoma
^aThe patient underwent radical right nephrectomy for renal cancer 3 years ago. Now he was diagnosed as inferior vena cava thrombus with lung metastasis. The patient died of emphysema 16 months after surgery

ISSN: 1471-2490