Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart appears mild to moderately enlarged . Central pulmonary arteries are again prominent in size . Small pleural effusions are present bilaterally . Heterogeneous hazy opacification of each lung is very similar to the prior examination and suggests long chronicity to the parenchymal abnormality without clear acute change .
    OUTPUT:
    
Heterogeneous hazy opacification with similar appearance to two months earlier .