Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is unchanged , with heart size at the upper limits of normal . No CHF , focal infiltrate , or effusion is identified . No frank consolidation . Within the limits of plain film radiography , no hilar mediastinal lymphadenopathy is detected . Probable nipple shadow overlying the right lung base . Again seen is the right PICC line with tip over mid SVC . No pneumothorax detected .
    OUTPUT:
    
No acute pulmonary process identified . No focal infiltrate to suggest pneumonia .