Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient has bilateral interstitial and ground - glass opacities that are under investigation . This has slightly increased since ___ and the increased density in the left lower lung is probably due to hemorrhage after transbronchial biopsy . There is no pleural effusion or pneumothorax . Mediastinal contour is normal . Cardiac contour is top normal .
    OUTPUT:
    
1 . There is no pneumothorax after left lower lung biopsy . Increased density in left lower lung is due to hemorrhage after procedure . 2 . Bilateral widespread interstitial and ground - glass opacities are under investigation , slightly increased since ___ . The first diagnosis to consider would be an infectious process , primarily pneumocystis infection in an HIV patient . Considering the cysts and the nodules on recent CT scan , LIP could also be considered .