Eosinophilic Pneumonia When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more common diagnoses Acute Eosinophilic Pneumonia (AEP) - M>F, Younger (20-40 yo), >40% tobacco hx - Fever+, Cough+, Dyspnea+, Pleuritic Chest Pain - Diffuse Ground Glass +/- Effusions - Rare Peripheral Eosinophilia - Steroid Responsive, ~2/3 still need mechanical ventilation Chronic Eosinophilic Pneumonia (CEP) - F>M (2:1) 30-50 yo, <10% tobacco hx, >60% asthma hx - Progressive SOB + Cough + Constitutional Symptoms - Peripheral Consolidations AKA "inverse pulmonary edema" - Common Peripheral Eosinophilia (~90% with >6% eos) - Steroid Responsive. Commonly relapses, requiring prolonged taper. Rarely requires mechanical ventilation Dr. Laura McNamara @mcnamara_lc - iMED @iMedEducation #Eosinophilic #Pneumonia #diagnosis #pulmonary
