Figure Legend | Panel A | Panel B | Panel C | Panel D
Figure 6: Staging of sarcoidosis. Panel A Stage I. Posteroanterior (PA) chest radiograph shows bilateral hilar and mediastinal adenopathy without parenchymal disease. Panel B Stage II. PA chest radiograph demonstrates hilar and mediastinal adenopathy with fine nodular interstitial opacities. Panel C Stage III. PA chest radiograph depicts diffuse bilateral reticulonodular opacities without lymphadenopathy. Panel D Stage IV. PA chest radiograph shows fibrosis and upper lobe cystic changes and volume loss.
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