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McBurney's point
Pronunciation: mək-BUR-neez
Anatomical landmark located one-third the distance from the anterior superior iliac spine to the umbilicus. Classic site of maximal tenderness in acute appendicitis.
Full Definition
A specific anatomical point on the abdomen, located one-third of the distance along a line drawn from the anterior superior iliac spine to the umbilicus. Named after American surgeon Charles McBurney, this landmark represents the typical location of maximal tenderness in patients with acute appendicitis. The point overlies the usual position of the vermiform appendix and is a key clinical finding in the diagnosis of appendicitis.
Usage
Usage note: Always capitalize McBurney's; use apostrophe-s possessive form.
In Context
- "Physical examination revealed exquisite tenderness at McBurney's point, consistent with acute appendicitis." — Surgical consultation note
- "The absence of tenderness at McBurney's point does not rule out appendicitis in pediatric patients." — Clinical guideline
Also known as
appendix point
Don't confuse with
Murphy's point
Rovsing's sign