Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single AP chest radiograph was obtained . Bilateral airspace opacities obscure both hemidiaphragms . The hila are indistinct bilaterally , but more enlarged on the right . Bilateral pleural effusions are small . There is a partial collapse of the left lower lobe . Mild cardiomegaly may be slightly worse compared with ___ . There is no pneumothorax .
    OUTPUT:
    
Bilateral airspace opacities are partially due to CHF . The assymetric hilar enlargement suggests that there may be an additional component of infection and reactive adenopathy on the right .