Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . In the short interval , there has been placement of an endotracheal tube with its tip residing mycotic approximately 1 .2 cm above the carina . An NG tube courses into the left upper abdomen . There is left basal opacity concerning for pneumonia versus aspiration . Otherwise lungs are clear . Cardiomediastinal silhouette appears grossly unchanged .
    OUTPUT:
    
ET tube tip positioned 1 .2 cm above the carina . Retraction by at least 1 cm is recommended for more optimal positioning . Left basal opacity concerning for aspiration or pneumonia .