Definition

Noun: A specific anatomical location on the lower right abdomen. It is defined as being one-third of the distance along an imaginary line drawn from the anterior superior iliac spine (the prominent hip bone) to the umbilicus (the navel). This point is clinically significant as the typical site of maximum tenderness in cases of acute appendicitis.

Usage

This term is used exclusively in medical contexts, particularly in surgery, emergency medicine, and physical examination descriptions. - It is used to describe a key diagnostic sign. - It is often referenced when documenting a patient's physical exam findings. - It is named after the American surgeon Charles McBurney.

Examples

• During Examination:

  • The patient exhibited sharp pain upon palpation at McBurney's point.
  • Maximum tenderness was localized to McBurney's point, suggesting acute appendicitis.

• In Medical Documentation:

  • Physical exam was positive for McBurney's sign, with guarding noted at McBurney's point.
  • The classic presentation includes pain migrating to and localizing at McBurney's point.

Advanced Usage

• McBurney's Sign: The clinical finding of tenderness upon deep pressure at McBurney's point. This is a physical exam maneuver, not the anatomical point itself.
  • The presence of McBurney's sign increased the clinical suspicion for appendicitis.

Variants and Related Words

• McBurney's Incision: A surgical incision made at or oriented around McBurney's point for an appendectomy.
  • The surgeon used a McBurney's incision to access the appendix.

Synonyms

• Point of maximum tenderness (in appendicitis): A descriptive synonym, though less specific.
• Right lower quadrant (RLQ) tenderness: A broader anatomical description that includes the area of McBurney's point.

Related Medical Terms

• Appendicitis: The inflammatory condition for which tenderness at this point is a key diagnostic indicator.
• Rebound Tenderness: Pain upon the sudden release of pressure, often tested in the vicinity of McBurney's point.
• Rovsing's Sign: Another physical exam sign for appendicitis, where pressure in the left lower quadrant causes pain in the right lower quadrant (at McBurney's point).

Noun

1. a point one third of the way along a line drawn from the hip to the umbilicus; the point of maximum sensitivity in acute appendicitis