Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were provided . There is an acute fracture involving the mid shaft of the right clavicle with overlap of fracture fragments and a small adjacent triangular fracture fragment . Widened right AC joint is also present , concerning for an AC joint separation , likely grade III . The imaged right upper ribs appear intact . No pneumothorax . Hardware is partially imaged in the left proximal humerus . No large consolidation or effusion . Cardiomediastinal silhouette appears normal .
    OUTPUT:
    
1 . Mildly comminuted fracture through the mid shaft of the right clavicle . 2 . Widening of the right AC joint with slight elevation of the right distal clavicle , concerning for a type III AC joint separation . 3 . No pneumothorax or definite signs of rib fracture . Consider dedicated rib series if strong clinical concern .