|Classification and external resources|
It can also contain both of these sounds forming a quadruple gallop, and in situations of very fast heart rate can produce a summation gallop where S3 and S4 occur so close as to be indistinguishable.
Galloping Rhythms may be associated with the following:
- Ventricular Overload.
- Sinus Tachycardia.
The atrium has to contract strongly to push the blood through the stiffened ventricle.
- chfpatients.com - suitable for non-medical people, but requires some knowledge of medical terms
- familypractice.com - requires knowledge of medical terms
- http://circ.ahajournals.org/content/20/6/1053.short - American Heart Assoc., Gallop Rhythm of the Heart
- Kuo PT, Schnabel TG, Blakemore WS, Whereat AF (1957). "Diastolic gallop sounds, the mechanism of production". J. Clin. Invest. 36 (7): 1035–42. doi:10.1172/JCI103499. PMC . PMID 13449156.