Percussion is like beating a drum
.If the drum is empty the sound will be different from if it is filled.
Percussion of the
chest is always
because of air within the
lungs except in areas which contain the
liver (hepatic dullness) and the
heart (cardiac dullness). Percussion of the
abdomen is always
Other areas of the body are
Dullness is present in the
chest in consolidation of
lungs, but hyerresonant in pneumothorax.
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Electronic School of Medicine
Creator: Oluwole Ogunranti