Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest demonstrate interval increased heart size since the prior study from ___ , with no evidence of pleural effusion or pulmonary edema . The lungs are clear bilaterally .
    OUTPUT:
    
Slight increase in cardiac size since the prior study could be due to cardiomyopathy or pericardial effusion . Follow up routine PA and lateral chest radiographs are recommended for evaluation of stability . The above findings were communicated to Dr . ___ by Dr . ___ ___ telephone at 2 : 20 p .m . , one minute after discovery .