Ying et al. assessed 196 lung adenocarcinomas using Ventana IHC, FISH, Cell Signaling Technology (CST) IHC and RT—PCR and the results showed that 65 (33%), 63 (32%), 70 (36%) and 69 (35%) cases were ALK positive, respectively [13]. The gene discussed is ALK; the disease is lung adenocarcinoma.