PDCD1 and psoriasis: Numerous medications can trigger psoriasis, such as lithium, β-blockers, antimalarial agents, nonsteroidal anti-inflammatory drugs, angiotensin-converting enzyme inhibitors, IFN, IMQ, terbinafine, statins, fibrates, and anti-programmed cell death protein 1 (PD-1) or anti-programmed death-ligand 1 (PD-L1) antibodies [10–13, 15].