The combination of four chromosome probes 3, 8, 10 and 20 detecting the positivity of ESCC was 57%, and the centromere probes 3,8,20 and Y was 69%.

• 联合应用3、8、10、20号探针检测食管鳞状细胞癌阳性率为57%25，3、8、20号和Y探针组合在男性患者的阳性率为69%25。