Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a questionable small nodule versus vessel on - end in the right lung apex measuring approximately 3 mm . Lungs are otherwise well expanded , without focal consolidation , pleural effusion , or pneumothorax . Cardiomediastinal and hilar silhouettes are unremarkable .
    OUTPUT:
    
Questionable small 3 mm nodule versus vessel - on - end in the right lung apex . Given the patient 's clinical history , chest CT is recommended for further evaluation .