McBurney’s point

McBurney’s point [Charles McBurney; L, pungere, to puncture] , a site of extreme sensitivity in acute appendicitis, situated in the normal area of the appendix midway between the umbilicus and the anterior iliac crest in the right lower quadrant of the abdomen. See also appendical reflex, appendicitis.

McBurney’s point (Paulson, 2013)