Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 views were obtained of the chest . Dual lead pacemaker is noted with stable moderate cardiomegaly . Elevation of the left hemidiaphragm appear stable with trace left pleural effusion . Cephalization of pulmonary vasculature is without overt edema . No definite focal consolidation is seen though basal left greater than right atelectasis appears unchanged . There is no pneumothorax .
    OUTPUT:
    
Trace left pleural effusion and basal atelectasis without acute intrathoracic process .