Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single portable AP chest radiograph was obtained . Lung volumes are low . Groundglass opacities predominantly affecting the upper right and left upper lobes have progressed since ___ . The central pulmonary vasculature is engorged and there are multiple foci of bronchial wall thickening . Cardiomegaly is moderate . Sternal wires are intact .
    OUTPUT:
    
Bilateral upper lobe ground - glass opacity and central pulmonary vascular engorgement compatible with pulmonary edema .