Fig. 1From: Preoperative circulating tumor cells to predict microvascular invasion and dynamical detection indicate the prognosis of hepatocellular carcinomaThe typical microscopic images of CTCs. a Cell diameter larger than 15 μm and nucleus-to-cytoplasmic ratio > 0.8. b Abnormal karyotypes such as lobulated nuclei, dented or shriveled nuclear borders. c Lobulated nuclei. d Giant nucleoli and nucleus-to-cytoplasmic ratio > 0.8Back to article page