Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient 's condition required examination in sitting upright position using AP frontal and left lateral views . Comparison is made with the next preceding portable chest examination of ___ . Marked cardiac enlargement as before . Bilateral basal densities exist that obliterate the diaphragmatic contours and obliterate the lateral pleural sinuses . This matches the bilateral pleural effusion that extends into the posterior pleural sinuses as identified on the lateral view . Congested pulmonary vasculature as before . Comparison demonstrates a new rather extensive parenchymal infiltrate in the right upper lobe area consistent with an inflammatory infiltrate . This pneumonic infiltrate is new in comparison with the preceding examination of ___ . Review of the chest CT examination of ___ , demonstrates that this massive right upper lobe infiltrate did not exist at least to the same extent on that date .
    OUTPUT:
    
Chronic CHF , cardiac enlargement , new massive infiltrate in right upper lobe area .