CD8A and sarcoidosis: Similarly, we noticed that CD4+ T cells and CD8+ T cell concentrations were lower in patients with sarcoidosis (552 cells/1 μL (451; 763) vs. 945 cells/1 μL (691; 1321) with p < 0.001, and 335 cells/1 μL (222; 454) vs. 529 cells/1 μL (373; 664) with p < 0.001, respectively).