BCR and posterior cortical atrophy: In PCa patients with BCR, Eiber et al. found detection rates of 96.8, 93.0, 72.7, and 57.9% for PSA values of ≥2, 1 to < 2, 0.5 to < 1, and 0.2 to < 0.5 ng/mL, respectively, and detection rates increased with a higher PSA velocity to 81.8, 82.4, 92.1, and 100% in < 1, 1 to < 2, 2 to < 5, and ≥5 ng/mL/year, respectively (44).