Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No pigtail catheter is seen in the thorax . The large loculated left - sided pleural effusion with concurrent consolidation is unchanged compared with prior exam . The previously noted right basilar atelectasis has resolved , likely due to better inspirastory effort . There are no other significant changes .
    OUTPUT:
    
No pigtail identified in the thorax . No significant change in size of left - sided loculated pleural effusion and associated consolidation .