VEGFA and posterior cortical atrophy: Of note, IL8 has been already identified as a regulator of interactions between prostate stromal and epithelial cells in the context of PCa (Kogan‐Sakin et al., 2009) and VEGF has been found to be produced at higher levels by CAFs compared to normal fibroblasts (Augsten, 2014; Ishii et al., 2011).