Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The heart is of normal size with stable hilar contours . Subtle patchy opacity in the anterior right upper lobe is new since ___ . Previously seen left lung opacities have resolved . No pleural effusion or pneumothorax . A moderate - sized hiatal hernia is similar to prior . Pulmonary vascular markings are normal . No radiopaque foreign body .
    OUTPUT:
    
New right upper lobe patchy opacity , compatible with an early focus of pneumonia in the correct clinical setting . Recommend follow up CXR in 4 weeks to document resolution following appropriate therapy . Findings were discussed via phone call by ___ with Dr . ___ on ___ at ___ PM .