FINDINGS:
Lung volumes are markedly low which limit the evaluation.  There is
 no focal consolidation, large effusion, or pneumothorax.  Heart size is top
 normal.  Mediastinal contour is unremarkable.  There is mild prominence of
 pulmonary vasculature.  Bony structures are intact.  No free air below the
 right hemidiaphragm.

IMPRESSION:
Limited study without sefinite signs of pneumonia or overt CHF. 
 Please refer to subsequent CTA chest for additional details.