Dense Soft Tissues

There is a visible parasternal soft tissue shadow on the left of the thoracic spinal column. This is produced by the edge of the left lung. Where this is present bilaterally, or where there is localised swelling of this, an underlying haematoma secondary to a fracture should be suspected.

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Learning Bite

Left-sided parasternal soft tissue shadowing may be normal. If visible on the right, underlying pathology should be suspected.