Erb's point (cardiology)
Front of thorax, showing surface relations of bones, lungs (purple), pleura (blue), and heart (red outline). Heart valves are labeled with "B", "T", "A", and "P".
First heart sound: caused by atrioventricular valves - Bicuspid/Mitral (B) and Tricuspid (T).
Second heart sound caused by semilunar valves -- Aortic (A) and Pulmonary/Pulmonic (P).
First heart sound: caused by atrioventricular valves - Bicuspid/Mitral (B) and Tricuspid (T).
Second heart sound caused by semilunar valves -- Aortic (A) and Pulmonary/Pulmonic (P).
Not to be confused with Erb's point (neurology).
In cardiology, Erb's point refers to the third intercostal space on the left sternal border where S2 is best auscultated.[1][2]
Some sources include the fourth left interspace.[3]
References
- ↑ "Week 4". Archived from the original on 2008-01-29. Retrieved 2007-10-11.
- ↑ Gavaghan, Mary (1998). "Cardiac anatomy and physiology: a review - includes examination questions AORN Journal - Find Articles". AORN Journal. Retrieved 2007-10-11.
- ↑ Constant, Jules (1999). Bedside cardiology. Hagerstwon, MD: Lippincott Williams & Wilkins. p. 228. ISBN 0-7817-2168-7.
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