Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left Port - A - Cath terminates within the mid SVC . Lower lung volumes are noted , leading to crowding of the bronchovascular structures . Mild atelectasis is seen at the left lung base . A calcified lymph node is again noted within the aorticopulmonary window . There is no evidence of focal consolidation , pleural effusion , pneumothorax , or frank pulmonary edema . The patient is status post median sternotomy , and cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .