Aaron
Aaron (Medicine)
Aaron (pronounced: /ˈærən/) is a term used in the medical field, specifically in the context of the Aaron's sign, a clinical sign that indicates acute appendicitis. The etymology of the term is derived from the name of the American physician, Charles Dettie Aaron, who first described the sign.
Definition
Aaron's sign is a referred pain, or a pain felt in a part of the body other than its actual source. It is experienced in the epigastric or precordial region during palpation of the McBurney's point in cases of acute appendicitis.
Related Terms
- McBurney's point: The point in the right iliac fossa that is one-third the distance from the anterior superior iliac spine to the umbilicus (navel). This point corresponds roughly to the most common location of the base of the appendix where it is attached to the cecum.
- Referred pain: Pain perceived at a location other than the site of the painful stimulus/origin. It is the result of a network of interconnecting sensory nerves, that supplies many different tissues.
- Appendicitis: An inflammation of the appendix, a small tube attached to the large intestine. It is a medical emergency that requires prompt surgery to remove the appendix.
- Epigastric region: The upper central region of the abdomen. It is located between the costal margins and the subcostal plane.
- Precordial region: The region or the thoracic area that overlays the heart.
See Also
References
- Aaron, C.D. (1913). A New Sign in Appendicitis. Medical Record. 83: 745.
External links
- Medical encyclopedia article on Aaron
- Wikipedia's article - Aaron
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