Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Inspiratory volumes are slightly low . Allowing for this , there may be mild cardiomegaly . No CHF , focal infiltrate , or effusion is detected . Within the limits of plain film radiography , no hilar or mediastinal lymphadenopathy or obvious pulmonary nodule is detected . Incidental note is made of eventration of the right hemidiaphragm . Mild degenerative changes of the thoracic spine are noted .
    OUTPUT:
    
Equivocal mild cardiomegaly . No acute pulmonary process identified . No radiographic evidence of sarcoidosis detected . Please note that CT could be more sensitive for detection of subtle lymphadenopathy or pulmonary nodules .