Pediatric ECGs: Difference between revisions
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| Line 49: | Line 49: | ||
Left-axis deviation | Left-axis deviation | ||
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|1 to 5 | |1 year to 5 years | ||
|5° to 100° | |5° to 100° | ||
|>100° | |>100° | ||
| Line 55: | Line 55: | ||
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|1 mo to 1 y | |1 mo to 1 y | ||
|10° to 120° | | 10° to 120° | ||
|>120° | | >120° | ||
<10° to -90° | <10° to -90° | ||
|Right-axis deviation | |Right-axis deviation | ||
Left-axis deviation | Left-axis deviation | ||
| Line 63: | Line 63: | ||
|Neonate | |Neonate | ||
|30° to 90° | |30° to 90° | ||
|>190° to -90° | | >190° to -90° | ||
<30° to <-90° | <30° to <-90° | ||
|Extreme right axis deviation | |Extreme right axis deviation | ||
Left axis deviation | Left axis deviation | ||
Revision as of 19:54, 27 April 2009
Heart Axis
Normal heart axis values[1]
| Age | QRS Axis Normal Values | Abnormal Values | Description | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Adult | -30° to 90° |
|
| ||||||||||
| 8 to 16 years | 0° to 120° | >120° | Right-axis deviation | ||||||||||
| 5 to 8 years | 0° to 140° | >140°
<0° |
Right-axis deviation
Left-axis deviation | ||||||||||
| 1 year to 5 years | 5° to 100° | >100° | Right-axis deviation | ||||||||||
| 1 mo to 1 y | 10° to 120° | >120°
<10° to -90° |
Right-axis deviation
Left-axis deviation | ||||||||||
| Neonate | 30° to 90° | >190° to -90°
<30° to <-90° |
Extreme right axis deviation
Left axis deviation |
References
- Surawicz B, Childers R, Deal BJ, Gettes LS, Bailey JJ, Gorgels A, Hancock EW, Josephson M, Kligfield P, Kors JA, Macfarlane P, Mason JW, Mirvis DM, Okin P, Pahlm O, Rautaharju PM, van Herpen G, Wagner GS, Wellens H, American Heart Association Electrocardiography and Arrhythmias Committee, Council on Clinical Cardiology, American College of Cardiology Foundation, and Heart Rhythm Society. AHA/ACCF/HRS recommendations for the standardization and interpretation of the electrocardiogram: part III: intraventricular conduction disturbances: a scientific statement from the American Heart Association Electrocardiography and Arrhythmias Committee, Council on Clinical Cardiology; the American College of Cardiology Foundation; and the Heart Rhythm Society: endorsed by the International Society for Computerized Electrocardiology. Circulation. 2009 Mar 17;119(10):e235-40. DOI:10.1161/CIRCULATIONAHA.108.191095 |