• Thumbnail for P wave (electrocardiography)
    states such as cardiac ischaemia. Electrocardiography PR interval QRS complex QT interval ST segment T wave U wave Longmore, Murray (2004). Oxford Handbook...
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  • Thumbnail for Electrocardiography
    Electrocardiography is the process of producing an electrocardiogram (ECG or EKG), a recording of the heart's electrical activity through repeated cardiac...
    89 KB (9,808 words) - 16:45, 21 April 2024
  • Thumbnail for T wave
    In electrocardiography, the T wave represents the repolarization of the ventricles. The interval from the beginning of the QRS complex to the apex of...
    14 KB (1,763 words) - 13:05, 3 April 2024
  • Thumbnail for Longitudinal wave
    seismology (L-wave for Love wave or long wave) and electrocardiography (see T wave), some authors chose to use "l-waves" (lowercase 'L') and "t-waves" instead...
    10 KB (1,210 words) - 16:30, 26 November 2023
  • Thumbnail for QRS complex
    the P wave. An R wave follows as an upward deflection, and the S wave is any downward deflection after the R wave. The T wave follows the S wave, and...
    18 KB (1,923 words) - 03:34, 8 April 2024
  • Thumbnail for PR interval
    PR interval (redirect from P-R Interval)
    In electrocardiography, the PR interval is the period, measured in milliseconds, that extends from the beginning of the P wave (the onset of atrial depolarization)...
    4 KB (377 words) - 17:37, 15 January 2024
  • Thumbnail for Jugular venous pressure
    Mary Boudreau (2003). "Bedside Diagnosis". Understanding electrocardiography. St. Louis: Mosby. p. 82. ISBN 0-323-01905-6. "Friedreich's sign". BMJ Case...
    14 KB (1,553 words) - 06:15, 9 August 2023
  • Thumbnail for Bigeminy
    reset. Since the sinus P wave to PVC interval is less than the normal PP interval, the interval between the PVC and the next P wave is prolonged to equal...
    6 KB (667 words) - 10:31, 6 January 2024
  • Thumbnail for Sinus rhythm
    Conover, Boudreau Conover (2003). Understanding Electrocardiography (8th ed.). St Louis: Mosby. p. 46. ISBN 9780323019057. Geiter, Henry B. (2006)....
    5 KB (650 words) - 01:55, 21 January 2024
  • Dictionary. Retrieved 2024-01-16. "Isoelectric, adjective". Oxford English Dictionary. "Standard Electrocardiography". empendium.com. Retrieved 2024-01-16....
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  • Thumbnail for Electrocardiography in myocardial infarction
    Electrocardiography in suspected myocardial infarction has the main purpose of detecting ischemia or acute coronary injury in emergency department populations...
    14 KB (1,573 words) - 07:45, 2 March 2024
  • of a series of waves, labeled the P, Q, R, S and T waves. The P wave represents depolarization of the atria, the Q-R-S series of waves depolarization...
    6 KB (728 words) - 14:38, 7 January 2024
  • Thumbnail for Left bundle branch block
    presence of LBBB results in that electrocardiography (ECG) cannot be used to diagnose left ventricular hypertrophy or Q wave infarction, because LBBB in itself...
    11 KB (1,216 words) - 15:59, 5 January 2024
  • Thumbnail for Hyperkalemia
    distinguishing the cause of the hyperkalemia.[medical citation needed] Also, electrocardiography (ECG) may be performed to determine if there is a significant risk...
    46 KB (4,850 words) - 12:28, 6 March 2024
  • Hyperbaric Medicine [1994, 21(3):305-313] "An introduction to clinical electrocardiography - Supraventricular Arrhythmias". ECG Learning Center. University...
    2 KB (183 words) - 23:32, 4 November 2023
  • Thumbnail for Left ventricular hypertrophy
    mass. There are several sets of criteria used to diagnose LVH via electrocardiography. None of them are perfect, though by using multiple criteria sets...
    16 KB (1,442 words) - 10:04, 15 January 2024
  • Thumbnail for String galvanometer
    1901; 6:625-33] [Cooper JK. Electrocardiography 100 years ago. New England J Med1987;215:461-3] Bowbrick & Borg (2006), p. 10. 'Einthoven's String GalvanometerThe...
    7 KB (839 words) - 20:01, 29 November 2023
  • "UpToDate". David Da Costa; et al. (2002-03-02). "ABC of clinical electrocardiography". BMJ (Clinical Research Ed.). 324 (7336): 535–538. doi:10.1136/bmj...
    3 KB (322 words) - 06:32, 22 January 2024
  • Thumbnail for Second-degree atrioventricular block
    types of second-degree AV block, called Type 1 and Type 2. In both types, a P wave is blocked from initiating a QRS complex; but, in Type 1, there are increasing...
    14 KB (1,510 words) - 01:24, 21 April 2024
  • Thumbnail for Non-invasive procedure
    Posturography Radiography, fluoroscopy Ultrasonography and echocardiography Electrocardiography Electroencephalography Electromyography Photoplethysmograph Electrical...
    3 KB (325 words) - 01:02, 3 February 2024
  • Thumbnail for Bradycardia
    the pause in heartbeats is usually a multiple of the P-P interval, as seen on electrocardiography. Like a sinus pause, a sinoatrial exit block can be symptomatic...
    37 KB (4,036 words) - 23:51, 19 April 2024
  • Thumbnail for Left atrial enlargement
    Edhouse, J; Thakur, RK; Khalil, JM (25 May 2002). "ABC of clinical electrocardiography. Conditions affecting the left side of the heart". BMJ (Clinical...
    8 KB (878 words) - 14:45, 25 June 2022
  • Thumbnail for Atrial flutter
    Surawicz, Borys; Knilans, Timothy K.; Chou, Te-Chuan (2001). Chou's electrocardiography in clinical practice: adult and pediatric. Philadelphia: Saunders...
    20 KB (2,458 words) - 04:18, 18 January 2024
  • Thumbnail for Right axis deviation
    Retrieved 2015-11-12. Chugh, S. N. (2014-05-14). Textbook of Clinical Electrocardiography. Jaypee Brothers Publishers. ISBN 9789350906088. Burns, Ed (2016-05-31)...
    15 KB (1,661 words) - 16:40, 3 December 2023
  • Behind Her Slow Pulse? Conover, Mary Boudreau (2003). Understanding Electrocardiography. Elsevier Health Sciences. pp. 117–118. ISBN 978-0323019057. Retrieved...
    4 KB (364 words) - 06:19, 6 October 2023
  • Thumbnail for Sleep
    simplified electrocardiography (EKG) for cardiac activity and actigraphy for motor movements. The electrical activity seen on an EEG represents brain waves. The...
    105 KB (12,184 words) - 13:29, 4 February 2024
  • Thumbnail for Cardiac electrophysiology
    refractory period Pacemaker potential Electrocardiography P wave PR interval QRS complex QT interval ST segment T wave U wave Hexaxial reference system Chamber...
    10 KB (946 words) - 02:21, 6 April 2024
  • Thumbnail for Frank Norman Wilson
    an American cardiologist known primarily for his contributions to electrocardiography. He was the only child of Norman Orlando Wilson, a farmer, and Mary...
    6 KB (824 words) - 00:37, 27 September 2023
  • the ECG. A p wave which signifies atrial depolarization (contraction), a QRS complex which indicates ventricular depolarization, and a T wave which indicates...
    8 KB (862 words) - 20:23, 23 April 2024
  • source: Beyond Cholesterol, Julius Torelli MD, 2005 ISBN 0-312-34863-0 Electrocardiography (ECG/EKG in German vernacular. Elektrokardiogram) monitors electrical...
    8 KB (835 words) - 21:37, 21 August 2022