The rest of the chest is percussed by placing the non-dominant hand on the chest and using the dominant middle finger to tap the other middle finger over the middle phalanx.
• Percuss over all the lobes of the lung, front and back except that the middle lobe does not have surface anatomy on the back.
• A dull sound is easier to distinguish from normal. It may suggest collapse or consolidation, or a pleural effusion.