TMPRSS2 and posterior cortical atrophy: The prognostic significance of the TMPRSS2-ERG (T2E) fusion gene, a specific chromosomal rearrangement found in 50–70% of PCa that involves the androgen-responsive promoter of TMPRSS2 and the ETS transcription factor family gene ERG, has been evaluated, but the results are not conclusive [7–10].