Table 2: Diagnostic Criteria for ICEP e IAEP.
| Inclusion criteria for ICEP based on adults series | Inclusion criteria for IAEP based on adults series |
| 1. Respiratory symptoms present > 2 weeks | 1. Acute onset with febrile respiratory symptoms (< 1 month and especially < 7 days duration before medical examination) |
| 2. Diffuse pulmonary alveolar consolidation with air bronchogram and or ground glass opacities at chest imaging, especially with peripheral predominance |
2. Bilateral diffuse infiltrates on imaging |
| 3. Eosinophil count in bronchoalveolar lavage fluid (BALF) > 40% and/or peripheral blood eosinophilia > 1 × 109 cells/l |
3. PaO2 in room air < 60 mmHg, or PaO2/FiO2 < 300 mmHg, or oxygen saturation (SpO2) in room air < 90% |
| 4. Absence of other causes of eosinophilic lung disease | 4. Lung eosinophilia with > 25% eosinophils in BALF |
| 5. Absence of determined cause of eosinophilic pneumonia - recent onset of tobacco smoking or exposure to inhaled dusts must be present |