Decreased size of a small left pleural effusion and improvement in left basilar opacity, which may represent atelectasis or consolidation, compared to the prior study. Stable appearance of confluent left midlung perihilar consolidation. Mild degree of perivascular congestion is noted.
Pulmonary congestion (Present) Simple pleural effusion (Present) Atelectasis (Uncertain) Perihilar airspace opacity (Present) Pneumonia (Uncertain)