Left apical pleural thickening and a 1 cm nodular opacity at the left costophrenic angle, which may represent a nipple shadow, metastatic lesion, or early infectious process. Possible consolidation or early atelectasis is also noted on the medial aspect of the left lower lobe.
Atelectasis (Uncertain) Pleural scarring (Present) Nodule/Solitary lung nodule (Uncertain)