small patchy opacity at the left lung base, question atelectasis or focus of aspiration. mild irregularity of the right second rib laterally. unless there is focal tenderness in this area, this likely represents an old, healed fracture. otherwise, no acute pulmonary process identified. mild unfolding of the aorta noted. opacity in the left supraclavicular fat and effacement of the left clavicular companion shadow. correlation with physical exam to exclude supraclavicular lymphadenopathy or other soft tissue mass cannot location is requested. please note that this examination is not adequate for evaluation of the cervical or thoracic spine. in addition, correlation with specific sites of chest wall tenderness may also be helpful for assessment. recommendation(s): opacity in the left supraclavicular fat and effacement of the left clavicular companion shadow. correlation with physical exam to exclude supraclavicular lymphadenopathy or other soft tissue mass cannot location is requested.