Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hypoinflated with crowding of vasculature . In comparison to ___ there has been interval resolution of a right lower lobe opacity . A new tubular 1 .9 x 0 .5 cm right upper lobe opacity is most consistent with mucous plugging however a small pulmonary nodule with the similar in appearance . Interval increase in a heterogeneous opacity within the superior segment of the left lower lobe worrisome for developing pneumonia . Small left pleural effusion is best assessed on lateral projection . A tracheostomy is noted . There is mild rightward deviation of the trachea likely related to the aortic arch .
    OUTPUT:
    
1 . Findings worrisome for developing pneumonia within superior segment of left lower lobe with small pleural effusion . 2 . Tubular right upper lobe 1 .9 cm opacity is most consistent with mucous plugging however a small pulmonary nodule would be similar in appearance . Recommend followup chest radiograph in 6 weeks after resolution of symptoms to assess for clearance .