Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low , but the lungs are clear . An opacity at the lateral left lung base is likely due to prominent epicardial fat . There is no pneumothorax . The heart and mediastinum are within normal limits . Generalized osteopenia is unchanged . There is new mild gaseous distention of the stomach . Prominent supraclavicular soft tissues with slight leftward deviation of the cervical trachea is likely due to a mildly enlarged thyroid gland .
    OUTPUT:
    
Clear lungs . Mildly enlarged thyroid gland causing mild cervical tracheal deviation . Recommend clinical correlation including palpation .