Aaron's sign
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Aaron's sign is a medical symptom indicative of acute appendicitis. It is characterized by referred pain or discomfort in the epigastric or precordial region of the abdomen upon continuous firm pressure over the McBurney's point.
Pronunciation
The term is pronounced as "air-on's sign".
Etymology
The sign is named after Charles Dettie Aaron, an American gastroenterologist who first described the symptom in 1913.
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 roughly corresponds to the most common location of the base of the appendix where it is attached to the cecum.
- Rebound tenderness: A clinical sign that a doctor or other healthcare provider may detect in physical examination of a patient's abdomen. It refers to pain upon removal of pressure more than on application of pressure.
- Rovsing's sign: A sign that is elicited in cases of appendicitis where pressure on the left lower quadrant of the abdomen increases the pain felt in the right lower quadrant.
- Acute appendicitis: An inflammation of the appendix, a small tube connected to the large intestine. It's a medical emergency that almost always requires prompt surgery to remove the appendix.
See Also
External links
- Medical encyclopedia article on Aaron's sign
- Wikipedia's article - Aaron's sign
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