Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Increased heart size , pulmonary vascularity , similar . More prominent interstitial and nodular thickening right lung base , may represent pneumonitis . Large esophageal hiatal hernia . Thoracolumbar curve . Left shoulder arthroplasty . Advanced degenerative arthritis right shoulder . Suggestion of osseous loose body right subcoracoid recess .
    OUTPUT:
    
Mildly increased pulmonary vascularity since prior exam . Right basilar opacity , may represent pneumonitis in the appropriate clinical setting .