Robot-assisted retroperitoneal laparoscopic excision of perirenal vascular tumor: A case report

Table 1 Preoperative laboratory test results

Laboratory examination
Hemoglobin	134 g/L	Globulin	24.7 g/L
Red blood cells	4.64 × 1012/L	Alanine aminotransferase	11.0 U/L
White blood cells	5.21 × 109/L	Aspartate aminotransferase	18.0 U/L
Neutrophilic granulocytes	2.56 × 109/L	Alpha fetoprotein	1.36 ng/mL
Lymphocytes	2.28 × 109/L	Carcinoembryonic antigen	0.60 ng/mL
Blood platelets	316 × 109/L	Carbohydrate antigen 12-5	41.63 U/mL
Urea	3.9 mmol/L	Carbohydrate antigen 15-3	12.30 U/mL
Cr	52.4 μmol/L	Carbohydrate antigen 19-9	10.54 U/mL
Na	138.0 mmol/L	Carbohydrate antigen 724	7.19 U/mL
K	4.0 mmol/L	Prothrombin time	9.9 s
Albumin	45.3 g/L	Thrombin time	17.7 s