Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable semi upright view of the chest . Fusion hardware is noted in the cervical and upper thoracic spine though only partially imaged . The heart is stably mildly enlarged . There is no focal consolidation concerning for pneumonia . However , there is central pulmonary vascular engorgement which may reflect congestion . There is no overt edema . No large effusion or pneumothorax . Prominence of the mediastinum is unchanged . Bony structures are intact .
    OUTPUT:
    
Stable mild cardiomegaly with hilar congestion . No convincing evidence for pneumonia .