CD4 and head and neck squamous cell carcinoma: Tumor‐infiltrating lymphocytes (TILs), particularly CD8+ and CD4+ T cells, have emerged as crucial prognostic biomarkers in HNSCC (Troiano et al. 2020) with a recent meta‐analysis by Torri et al. (2024) indicating that a high TIL count is associated with improved survival outcomes.