Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a left chest Port - A - Cath with distal tip overlying the cavoatrial junction . The cardiomediastinal silhouettes are within normal limits . The hila are unremarkable . There is no evidence of pulmonary vascular congestion . There is diffuse reticulonodular interstitial opacity worst at the lung bases , and better evaluated on prior CT torso . Given tree - in - ___ appearance on that examination , findings are concerning for multifocal infection , including but not limited to mycobacterium organisms including tuberculosis , and fungal pneumonia .
    OUTPUT:
    
Diffuse reticulonodular interstitial opacities are worst at the lung bases . Given appearance on recent CT torso , findings concerning for severe aspiration or multifocal infection , including but not limited to endobronchial spread of pneumonia , mycobacterium organisms including tuberculosis , and fungal pneumonia .