Hilar Lung Neoplasm, also known as neoplasm of hilus of lung, is related to lung hilum cancer and early yaws. An important gene associated with Hilar Lung Neoplasm is CD8A (CD8 Subunit Alpha), and among its related pathways/superpathways are CD28 co-stimulation and T-cell activation SARS-CoV-2. Affiliated tissues include lung.