CD200 and posterior cortical atrophy: The associations between ATRS and 34 types of immune checkpoints were analyzed, and we found that PCa patients with higher ATRS had lower levels of CD80, CD86, CD200, HAVCR2, HLA‐DRB1, LAG3, LAIR1, TNFRSF12A, and TNFRSF18 (Figure 8B–J).