Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The previously seen right apical pneumothorax is slightly less conspicuous on the current study , likely due to overlapping structures / osseous structures , but likely persists . No focal consolidation or pleural effusion is seen . Cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Small right apical pneumothorax less conspicuous as compared to the prior study but likely still present .