atrial gallop

atrial gallop
S4 g.

Medical dictionary. 2011.

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  • gallop rhythm — n an abnormal heart rhythm marked by the occurrence of three distinct sounds in each heartbeat like the sound of a galloping horse called also gallop * * * an auscultatory finding of three (triple r.) or four (quadruple r.) heart sounds; the… …   Medical dictionary

  • gallop — A triple cadence to the heart sounds; due to an abnormal third or fourth heart sound being heard in addition to the first and second sounds, and usually indicative of serious disease. SYN: bruit de galop, cantering rhythm, g. rhythm, Traube bruit …   Medical dictionary

  • Heart sounds — Front of thorax, showing surface relations of bones, lungs (purple), pleura (blue), and heart (red outline). The location of best auscultation for each heart valve are labeled with M , T , A , and P . First heart sound: caused by atrioventricular …   Wikipedia

  • Fourth heart sound — Infobox Disease Name = PAGENAME Caption = DiseasesDB = ICD10 = ICD9 = ICD9|427.9 ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = The fourth heart sound or S4 is a rare extra heart sound that occurs immediately before the… …   Wikipedia

  • Ag — 1. Symbol for silver (argentum). 2. Abbreviation for antigen. * * * abdominal girth; acidophilic granulocyte; agarose; aminoglutethimide; analytical grade; Andersen Gill [statistical method]; angular gyrus; anion gap; antigen; antigenomic;… …   Medical dictionary

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  • AG — • abdominal girth; • acidophilic granulocyte; • agarose; • aminoglutethimide; • analytical grade; • Andersen Gill [statistical method]; • angular gyrus; • anion gap; • antigen; • antigenomic; • antiglobulin; • antigravity; • atrial gallop; •… …   Dictionary of medical acronyms & abbreviations

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  • rhythm — 1. Measured time or motion; the regular alternation of two or more different or opposite states. 2. SYN: r. method. 3. Regular or irregular occurrence of an electrical event in the electrocardiogram or electroencephalogram. SEE ALSO: wave. 4.… …   Medical dictionary

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