Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest views were obtained with patient in upright position . Comparison is made with the next preceding similar study of ___ . The heart size remains normal . No configurational abnormalities are identified . The pulmonary vasculature is not congested . No signs of acute or chronic parenchymal infiltrates are present and the lateral and posterior pleural sinuses are free . No evidence of pneumothorax in the apical area on the frontal view . When comparison is made with the next preceding study again a small fat pad adjacent to the apical area of the heart contour is noted , which is not a pneumonic infiltrate as it appears on both frontal and lateral views in typical location and remains unchanged .
    OUTPUT:
    
No evidence of acute pulmonary infiltrates in this patient with history of asthma and worsening related to inhalation of noxious fumes last week .