Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest is compared to previous exam from ___ . Exam was extremely limited secondary to portable technique , poor inspiratory effort , and patient 's body habitus . There is no definite large confluent consolidation . Cardiac silhouette is stable compared to prior given differences in positioning and technique . Osseous structures are grossly unremarkable .
    OUTPUT:
    
Extremely limited portable exam as detailed above without definite acute cardiopulmonary process ; however , if further characterization is desired , repeat two views are suggested .