Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right middle lobe opacity is worrisome for right middle lobe consolidation and collapse . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are grossly stable , given that the right heart border is not well assessed due to the right middle lobe opacity . No pulmonary edema is seen .
    OUTPUT:
    
Right middle lobe consolidation and collapse . Could be due to underlying pneumonia . Recommend followup to resolution to exclude an obstructing process .