Impression of a recent chest CT scan with contrast IMPRESSION: 1. Anteromedial, peripherally located left upper lobe tumor, extending from the anterior mediastinum to the anterior chest wall. This overall is relatively similar to the previous exam in size and appearance. 2. Multiple new dense patchy areas of opacification are noted in the left upper lung field, potentially malignant, inflammatory, or infectious related. There, again, is a pleura-based, irregular mass in the right posterior apex, measuring minimally smaller.3. Stable low-attenuation thyroid lesions.