Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs were obtained . The lungs are well expanded . A 1 cm trianguar opacity projects over the inferior margin of the right hilus and is not explained by normal structures . There is no consolidation , effusion or pneumothorax . Cardiac and mediastinal contours are normal .
    OUTPUT:
    
Apparent 1 cm nodule projecting over the right hilus may be due to summation of shadows . Repeat radiographs with routine oblique views are recommended to confirm the authenticity of the finding . This recommendation was communicated to the ED QA nurse team via email at ___ ___ ___ .