Decreased size of the previously noted large right pleural fluid collection, with a moderate-sized hydropneumothorax on the right, exhibiting several air-fluid levels at the right base and circumferential pneumothorax measuring approximately 1 cm at the apex and 3 cm at the right base. Incomplete re-expansion of the right lower lobe despite drainage.
Hydropneumothorax (Present) Simple pneumothorax (Present)