Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a subtle nodular opacity projecting over the left lower chest measuring approximately 1 cm ; while could potentially represent a nipple shadow , pulmonary nodule may be present . Recommend shallow oblique chest radiographs or follow - up chest CT to further assess . Otherwise , no focal consolidation is seen . There is no pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Subtle nodular opacity projecting over the left lower chest measuring approximately 1 cm ; while could potentially represent a nipple shadow , pulmonary nodule may be present . Recommend shallow oblique chest radiographs or follow - up chest CT to further assess .