percuss

Etymology

From Latin percussus, past participle of percutiō (“strike, beat”), from per (“through”) + quatiō (“shake, strike”).

verb

1. (transitive) to strike; to hit; to knock; to give a blow to
   Solid bodies, if they be very softly percussed, give no sound.
   Give me thy hand Gonzalo, thou art in our favour, / For we do love to cheriſh lofty ſpirits, / Such as percuſſe the Earth, and bound / With an erected countenance to the clouds. c. 1619, John Ford (formerly attributed to Francis Beaumont and John Fletcher), The Laws of Candy, [Act II, Scene i], page 304
2. (intransitive) to impact
   Falling on the roof of the caravan, the hailstones percussed noisily.
3. (transitive, chiefly medicine) to attempt to divine the location or other quality of something by tapping on (an overlying surface)
   The doctor percussed his chest to determine whether he had pneumonia.
   PERCUSS the abdomen for tones. Percuss the abdomen when you suspect distention, fluid, or solid masses. Procedure: See Chapter 3 for the procedures for percussion. Percuss all quadrants for tones, using indirect percussion to assess density of abdominal contents (Fig. 13-11). Percuss in each quadrant for tympany and dullness. FIG. 13-11 Systematic Route for Abdominal Percussion. 2016, Susan F. Wilson, Jean Foret Giddens, Health Assessment for Nursing Practice, Elsevier Health Sciences, page 259
4. (transitive, chiefly medicine) to attempt to divine the location or other quality of (something) by tapping on an overlying surface
   Percussing a patient's spleen is best done while he is on his back.
   As you percuss the kidneys, check for pain or tenderness, behind other organs which suggests a kidney infection. Remember to percuss both sides of the body to assess both kidneys. 2007, Lippincott Williams & Wilkins, Emergency Nursing Made Incredibly Easy!, Lippincott Williams & Wilkins