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#1. Pulsus alternans - Wikipedia
Pulsus alternans is a physical finding with arterial pulse waveform showing alternating strong and weak beats. ... It is almost always indicative of left ...
#2. Pulsus Alternans - StatPearls - NCBI Bookshelf
Pulsus alternans is an arterial pulse with alternating strong and weak beats. It is found in the setting of severe ventricular dysfunction ...
#3. Mechanisms of Pulsus Alternans - AHA Journals
Twenty-nine patients with valvular aortic stenosis who showed pulsus alternans during left heart catheterization were also studied. Persistent alternation in ...
#4. Pulsus Alternans - an overview | ScienceDirect Topics
Pulsus alternans is a pulse pattern in which there is alternating (beat-to-beat) variability of pulse strength due to decreased ventricular performance.
#5. Cardiac alternans: mechanisms and pathophysiological ...
Mechanical alternans (pulsus alternans) is a condition in which there is a beat-to-beat oscillation in the strength of cardiac muscle contraction at a ...
#6. Pulses Alternans - Definition, Etiology and Mechanism
The degree of pulsus alternans can be quantitated by measuring the difference in systolic pressure between the strong and the weak beat.
#7. Pulsus alternans and pulsus paradoxus arterial waveforms
In pulsus alternans, which is associated with severe left ventricular systolic dysfunction, there is variation in the amplitude of the systolic arterial ...
由 K Cha 著作 · 1996 · 被引用 9 次 — Pulsus alternans is a physical finding characterized by a regular alternation of the force of the arterial pulse. It almost invariably indicates ...
#9. Biventricular Pulsus Alternans - Hindawi
Pulsus alternans is a rare hemodynamic condition characterized by beat-to-beat variability in systolic pressure. It is attributed to variations in stroke ...
#10. Pulsus Alternans • LITFL • CCC
Pulsus Alternans = alteration of weak and strong pulse beats (not relate cycle length)
#11. the determination of pulsus alternans by the ... - JAMA Network
The grave significance of pulsus alternans has been abundantly confirmed. Any simple method for the detection of the condition certainly deserves emphasis.
#12. Pulsus alternans: An ominous sign | Archivos de Cardiología ...
(0,16MB). Pulsus alternans is a sign of severe left ventricular failure, and is represented by alternating high and low systolic stroke volumes ...
#13. Pulsus alternans Definition & Meaning | Dictionary.com
Pulsus alternans definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now!
#14. The demonstration of alternating contractile state in pulsus ...
Pulsus alternans was induced in 11 anesthetized, open-chest dogs by rapid atrial pacing, and the left ventricular filling characteristics and ...
#15. Pulsus Alternans on Atrial Flutter That Ceased After ...
Discussion. Pulsus alternans is a sign of severe heart failure. It has been proposed that a decreased stroke volume caused by left ventricular ...
#16. Pulsus alternans - wikidoc
Pulsus alternans is a physical finding with arterial pulse waveform showing alternating strong and weak beats.
#17. Systolic and Diastolic Pulsus Alternans in Severe Heart Failure
of pulsus alternans. (J Am Soc Echocardiogr. 2007;20:905.e5-e7.) CASE REPORT. A 27 ...
#18. Pulsus Alternans during General Anesthesia with Halothane
Pulsus alternans is a classic type of abnormal pulse. It can be defined as a regular alternation of pulse amplitude in which runs of weak and strong beats ...
#19. Pulsus alternans: a visual clue to a grave disorder! - BMJ ...
Pulsus alternans alternating low and high amplitude waveforms on the arterial waveform and plethysmography can be a sign of worsening heart failure. · It can be ...
#20. PULSUS ALTERNANS. - The Lancet
Published:June 19, 1915DOI:https://doi.org/10.1016/S0140-6736(01)65824-0 · PULSUS ALTERNANS. Previous ArticleDIAGNOSIS OF TUBERCULOSIS.
#21. A Premature Ventricular Contraction Associated With ... - Cureus
Pulsus alternans is a rare condition characterized by alternation between strong and weak pulses during regular heart rhythm.
#22. Objective Evidence of Pulsus Alternans by Echocardiography ...
Pulsus alternans is found in severe heart failure patients. Pulsus alternans is a poor prognostic sign of severe heart failure patients in acute MI setting.
#23. Pulsus Alternans: A Case Study - American Association of ...
Pulsus alternans occurs in aortic and mitral valve stenosis, hypertrophic and congestive cardiomyopathy, effusive pericarditis, and instances in ...
#24. Biventricular pulsus alternans: An echocardiographic finding ...
Pulsus alternans is characterized by regular rhythm with beat-to-beat alternation of systolic pressures. Left ventricular alternans is ...
#25. Pulsus alternans in a child with dilated cardiomyopathy
Evaluation noted pulsus alternans, with beat-to-beat alternations in aortic pulse wave amplitude, both clinically and on diagnostic studies.
#26. 2:1 Pulsus and electrical alternans during atrioventricular ...
Pulsus alternans (PA) is a hemodynamic phenomenon characterized by a beat-to-beat alternation in pulse amplitude that results in a ...
#27. Pulsus paradoxus - European Respiratory Journal
Systolic blood pressure normally falls during quiet inspiration in normal individuals. Pulsus paradoxus is defined as a fall of systolic blood pressure of >10 ...
#28. Paroxysmal Supraventricular Tachycardia with QRS Duration ...
The findings of pulsus alternans and electrical alternans were noted simultaneously, so myocardial ischemia was suspected as the cause of the above findings.
#29. Biventricular Pulsus Alternans: “Stolen Pulses” Seen by ...
Pulsus alternans is a phenomenon of alternating strong and weak heart beats with a constant beat-to-beat interval.
#30. Pulsus Paradoxus & Blood Pressure Measurement
Blood pressure is an important vital sign. Measurement errors are common so it is important to understand factors that affects results. Pulsus paradoxus is ...
#31. Biventricular Pulsus Alternans in a Dog with Pulmonic ... - CASE
Biventricular Pulsus Alternans in a Dog with. Pulmonic Stenosis and Sepsis. Wendy A. Ware, DVM, MS, Dipl. ACVIM (Cardiology), Adrienne B. Cheney, DVM, and.
#32. Pulsus alternans: Its influence on systolic and diastolic ...
During pulsus alternans, heart rate and left ventricular end-diastolic pressure remained unchanged, whereas peak systolic pressure (220 versus 204 mm Hg, ...
#33. Pulsus Alternans - Chest Journal
Lewis and colleagues' postural data on their patient (Chest 75:634–636, 1979) have advanced our knowledge of pulsus alternans. While the observation that ...
#34. Pulsus alternans Definition & Meaning - Merriam-Webster
The meaning of PULSUS ALTERNANS is alternation of strong and weak beats of the arterial pulse due to alternate strong and weak ventricular contractions.
#35. Right ventricular pulsus alternans during acute increase in ...
Pulsus alternans is characterized by a regular rhythm with alternation of strong and weak contractions. It is a phenomenon generally ascribed to severe ...
#36. Pulsus alternans: An ominous sign - SciELO México
Pulsus alternans is a sign of severe left ventricular failure, and is represented by alternating high and low systolic stroke volumes at every other cardiac ...
#37. pulsus alternans - Translation into French - examples English
Translations in context of "pulsus alternans" in English-French from Reverso Context: the plethysmogram signal is analyzed by the programmer device to ...
#38. Postextrasystolic pulsus alternans and heart rate
Postextrasystolic (PES) pulsus alternans, an alternation in systolic blood pressure above and then below base line for several beats after a premature ...
#39. Pulsus Alternans: An Early Manifestation of Left Ventricular ...
Relationships between left ventricular end-diastolic volume and stroke volume in man with observations on the mechanism of pulsus alternans .
#40. XII. Pulsus alternans - De Gruyter
XII. Pulsus alternans. From the book Ärztliche Elektrokardiographie. Wolfgang Holzer and Kurt Polzer. https://doi.org/10.1515/9783111430935- ...
#41. Question 10 of 16 - AccessMedicine
Pulsus paradoxus has been described with pericardial tamponade or severe obstructive lung disease. Pulsus alternans is alternating large and small volume pulses ...
#42. Pulsus alternans journal articles from PubMed - Unbound ...
Although pulsus alternans occurs mostly in severe heart failure, it can also be seen in other conditions that alternate ventricular contraction such as rapid ...
#43. Pulsus Alternans: Here and Gone | Lippincott NursingCenter
Pulsus alternans is frequently associated with left ventricular failure, and this finding should prompt further diagnostic investigation.
#44. Pulse - Signs and Symptoms - empendium.com
Pulsus paradoxus occurs as an exacerbation of this process and is seen during steady respiration: the pulse significantly decreases or disappears during ...
#45. pulsus alternans - 交替脈 - 國家教育研究院雙語詞彙
交替脈. pulsus alternans. 審譯日期: 103.1.21. 以pulsus alternans 進行詞彙精確檢索結果. 出處/學術領域, 英文詞彙, 中文詞彙. 學術名詞 醫學名詞
#46. Extreme Pulsus Alternans | SpringerLink
Systolic dysfunction Cardiomyopathy Pulses alternans Cardiac output ... Tissue Doppler tracing from the lateral mitral annulus and pulse ...
#47. Alternans of the Pulse Is Rarely an Alternans of Prognosis
Fig. 1Pulsus alternans. Rhythmic alternation in the amplitude of the arterial pulse between a higher amplitude enhanced stroke volume pulse ( ...
#48. Pulsus alternans in a crustacean cardiac model - NASA/ADS
Pulsus alternans is a type of arrhythmia that shows alternate contraction forces of ventricular muscles and is a sign of cardiac complications.
#49. Right-sided Pulsus Alternans in Prosthetic Mitral Valve ...
Pulsus alternans is characterized by alternating strong and weak myocardial contractions in the absence of respiratory or cycle length variations, ...
#50. Arterial Pulse - Family Practice Notebook
... Water-Hammer Pulse, Water Hammer Pulse, Abrupt Pulse, Pulsus parvus et tardus, Pulsus Alternans, Pulsus Bisferiens, Double Pulse, Asymmetric Pulse.
#51. pulsus alternans | Encyclopedia.com
pulsus alternans (pul-sus awl-ter-nanz) n. a pulse in which there is a regular alternation of strong and weak beats without changes in the length of the ...
#52. Pulsus alternans in English cocker spaniels with dilated ...
To report the clinical findings associated with pulsus alternans in English ... dilated cardiomyopathy and to review the phenomenon of mechanical alternans, ...
#53. Regional Ventricular Function in Pulsus Alternans | John K.-J. Li
Clinical observations of pulsus alternans have led to conflicting theories of the mechanism of its occurrence. In particular, these are the Frank-Starling.
#54. Mitral Stenosis with pulsus alternans - SlideShare
PULSUS ALTERNANS Unusual phenomenon in mitral valve disease, especially in mitral stenosis.. ATRIAL WAVEFORMS IN MS Paulwood et al A> V – 1/3.
#55. Isolated left ventricular pulsus alternans - JournalAgent
Isolated left ventricular pulsus alternans; an echocardiographic finding in a patient with discrete subaortic stenosis and infective endocarditis.
#56. Clinical signs in medicine: pulsus paradoxus. Khasnis A ...
Pulsus paradoxus has great diagnostic significance in pericardial disease. The following mechanisms are proposed to operate: 1. Tense fluid accumulation within ...
#57. pulsus alternans - General Practice Notebook
This is the situation where the amplitude of a regular pulse is large and small alternately. This condition is evidence of left ventricular failure.
#58. Pulsus alternans in English cocker spaniels with ... - PubAg
Pulsus alternans was an intermittent finding in all 10 dogs. Phonocardiographic recordings were obtained in three dogs to document variation in the intensity of ...
#59. Ultrasound case of the day. Peritransplant lymphocele ...
Ultrasound case of the day. Peritransplant lymphocele, accompanied by pulsus alternans. L P Warren, Jr,; M A Kliewer,; B A Carroll.
#60. Cheyne–Stokes respiration, periodic circulation, and pulsus ...
In addition, cyclical pulsus alternans occurred in two patients. Three spinal cord injury patients sustained CSR and circulatory periodicity ...
#61. CHH | Pulsus alternans - ISD Scotland
Arterial Pulse Packet V4.0. Structuring Healthcare Information ... Home > 1. Care process > 1.4 Pulse character > 1.4.1 Pulsus alternans, Previous Next ...
#62. Mechanisms contributing to pulsus alternans in pressure ...
The mechanisms underlying pulsus alternans in pressure-over-load (POL) cardiac hypertrophy were investigated. Simultaneous measurements of ...
#63. Hidden trigeminy and pulsus alternans - Heart & Lung
Fig. 1Admission 12-lead electrocardiogram. There is an atrial rhythm of 76 beats per minute with 2:1 AV block and left bundle branch block, except for the ...
#64. Atrioventricular and Interventricular Discordance During ...
Pulsus alternans is termed discordant when the variations in peak pulse pressure in the cardiac chambers or in the pulmonary and systemic circulations are ...
#65. Immediate Amelioration of Mechanical Pulsus Alternans by ...
Mechanical pulsus alternans is sometimes seen in patients with severe heart failure. This case report describes a patient with medically ...
#66. Orthostatic Factors in Pulsus Alternans - CiteSeerX
pulsus alternans was strikingly related to posture. Ventricular alternans was present only in the erect or semierectposition and disap-.
#67. Mechanical Alternans Detected by Doppler-Derived dP/dt
Mechanical alternans refers to the succession of strong and weak heartbeats. ... Systolic and diastolic pulsus alternans in severe heart failure.
#68. ANSWER ARTERIAL LINE 1 | LHSC
Pulsus Alternans. Criteria: Every other arterial pressure wave has a decreased systolic blood pressure. The R - R interval on the ECG and systolic ...
#69. Pulsus paradoxus
Schematic illustrations of pulsus alternans (A) and pulsus paradoxus (B). In clinical practice, pulsus alternans usually indicates systolic ventricular ...
#70. The Vitals: Pulsus Paradoxus - CriticalCareNow
Pulsus paradoxus is an exaggerated fall in systolic blood pressure by 10 mmHg or more during inspiration; its discovery may have serious ...
#71. Traube's pulse – pulsus alternans - Dr. Johnson Francis, DM -
Pulsus alternans or Traube's pulse was described by Ludwig Traube in 1872 [1]. Traube's pulse is nothing but alternating pulses having ...
#72. Spot Diagnosis! | Greater Sydney Area HEMS
Pulsus paradoxus happening from tamponade. Maybe caused from pericarditis with the ST elevation ... ventilated patient with pulsus alternans
#73. Medical Image of the Week: Pulsus Alternans - Southwest ...
Pulsus alternans was first formally described in 1872 and associated with severe left ventricular systolic dysfunction (1). The pattern of ...
#74. Ultrasound Case of the Month - Brown Emergency Medicine
In addition, one can evaluate for pulsus paradoxus on cardiac echo. By placing the pulse wave Doppler at the tips of the mitral valve in an ...
#75. How are Pulsus alternans diagnosed? - SidmartinBio
Pulsus alternans indicate cardiac pathology, particularly left ventricular dysfunction and is considered a poor prognostic indicator.
#76. Effusive Constrictive Pericarditis with Case Western
This exaggerated drop is called pulsus paradoxus (though pulsus exaggeratus may be a better name!). Pulsus paradoxus can be measured with a ...
#77. Physical Examination in Heart Failure | Thoracic Key
Pulsus alternans is suspected when strong- and weak-amplitude pulses are appreciated with alternate beats in the presence of a regular pulse ...
#78. Pulse Character - Clinician Revision
Pulsus paradoxus. A large drop in pulse volume (corresponding to >10mmHg blood pressure) upon inspiration. Causes: Tamponade; Pericardial ...
#79. ECG 15
Pulsus paradoxus. Electrical alternans. There is none. Atrial bigeminy. 2. What is this abnormality most commonly associated with? Dilated cardiomyopathy
#80. Robert Whitford on Twitter: "Pulsus paradoxus on an arterial ...
Pulsus paradoxus on an arterial line in tamponade. Monitor avgs pressures giving a static number. Pt had a cardiac arrest 30 minutes later.
#81. Assessment of Cardiovascular System10 - JaypeeDigital ...
10.2). Pulsus Paradoxus. In patients with large pericardial effusion or severe asthma a marked diminution in arterial pressure may occur on inspiration. This is ...
#82. Differential Diagnosis Algorithm Unequal/DeIayed - GrepMed
Pulse Abnormalities - Differential Diagnosis Algorithm ... Normal variant Pulsus Alternans - Variation in pulse amplitude with alternate ...
#83. Pulsus alternans - TIPlopedi
Eşit aralarda bir zayıf atımı, bir kuvvetli atımın ritmik izlemesiyle belirgin nabız şeklidir. Sıklıkla sol ventrikül yetmezliğine yada sol ventrikül ...
#84. Pulsus Parvus et Tardus: What Is It, Causes and More | Osmosis
Pulsus parvus et tardus refers to a late (relative to heart contraction), weak pulse, which is commonly felt during a physical examination of an individual ...
#85. กรกฎาคม 2010 - Phimaimedicine
Pulsus paradoxus มีกลไกการเกิด สาเหตุ และการตรวจวินิจฉัยอย่างไร. -เกิดจากมีการเพิ่ม intra-pericardial pressure จนทำให้เกิด decrease in pulse ...
#86. The Hemodynamic Evaluation Of Cardiogenic Shock With Dr ...
Alternans of the Pulse Is Rarely an Alternans of Prognosis. J Card Fail. 2021 Nov;27(11):1302-1303. doi: 10.1016/j.cardfail.2021.06.023.
pulsus alternans 在 Pulses Alternans - Definition, Etiology and Mechanism 的推薦與評價
The degree of pulsus alternans can be quantitated by measuring the difference in systolic pressure between the strong and the weak beat. ... <看更多>