Respiratory Examination 7: Percussion
  • Hyperextend the middle finger of one hand and place the distal interphalangeal joint firmly against the patient's chest
     
  • With the end (not the pad) of the opposite middle finger, use a quick flick of the wrist to strike first finger
     
  • Compare the resonance of each side
     
  • Dullness is caused by fluid (stony dull) or consolidation
     
   
 
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Percussion