Tumours with weakly detectable T3‐T4 increases in pEGFRm also showed modest HER2m increases (p = 0.027) and Spearman's analysis revealed direct associations at T4 between EGFR activity and pER (p = 0.006), Bcl‐2 (p = 0.055) and Ki67 (p = 0.047). This evidence concerns the gene MKI67 and neoplasm.