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. 2020 Oct 29;10:577696. doi: 10.3389/fonc.2020.577696

Figure 2.

Figure 2

Diagnostic algorithm for discrimination between COVID-19 and ICI pneumonitis. CRP, C-reactive protein; ERS, erythrocyte sedimentation rate; PT, prothrombin time; S-IL-2-R, soluble interleukin 2 receptor; IL-6, interleukin 6; BAL, bronchoalveolar lavage; GGO, ground-glass opacity; OP, organizing pneumonia; NSIP, non-specific interstitial pneumonia; HP, hypersensitivity pneumonitis. For features of OP, NSIP, and HP we refer to the accompanying text.