Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the immediate prior radiograph , the right subclavian line , endotracheal tube , and enteric tube have been removed . The new tracheostomy ends 3 .4 cm from the carina . New increased density at the right base may be due to atelectasis , however infectious pneumonia or acute aspiration can not be excluded . There is no pneumothorax , pleural effusion , or pulmonary edema . The cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
1 . New tracheostomy in good position . 2 . New density at the right base may be atelectasis , however infectious pneumonia or acute aspiration can not be excluded .