Chest Radiograph Staging of Sarcoidosis
Stage | Definition | Incidence of Spontaneous Remission |
|---|---|---|
0 | Normal chest radiograph | — |
I | Bilateral hilar lymphadenopathy without pulmonary infiltrates | 60–80% |
II | Bilateral hilar lymphadenopathy with pulmonary infiltrates | 50–65% |
III | Pulmonary infiltrates without bilateral hilar lymphadenopathy | < 30% |
IV | Pulmonary fibrosis | 0% |
Data from Consensus conference: activity of sarcoidosis. Third WASOG meeting, Los Angeles, USA, September 8-11, 1993. Eur Respir J 1994;7(3):624-627 | ||
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