Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The dobhoff tube tip is not well visualized due to underpenetration , however it appears to course below the diaphragm . The venous catheters are unchanged in position . The partially visualized lungs are clear . The cardiomediastinal silhouette is stable . The pulmonary vasculature is normal . No pleural effusion is seen .
    OUTPUT:
    
Dobhoff tube is not well visualized due to underpenetration , however it appears to course below the diaphragm .