ECG (main): Difference between revisions
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==Blocks== | ==Blocks== | ||
*[[ | *[[Right Bundle Branch Block]] | ||
*[[ | *[[Left Bundle Branch Block]] | ||
*[[ | *[[Left Anterior Fascicular Block]] | ||
*[[ | *[[Left Posterior Fascicular Block]] | ||
== [[Low ECG Voltage]] == | == [[Low ECG Voltage]] == | ||
Revision as of 06:23, 5 February 2014
Measurement
- 1 small box = 1mm = 0.04 sec = 40 miliseconds
- 5 small boxes = 1 big box = 5mm = 0.2 sec = 200 miliseconds
- Entire ECG strip is ~10 seconds
Primary Analysis
Segments & Intervals
| Interval | Time (s) | Boxes |
| PR | 0.12 - 0.20 | 3-5 |
| QRS | .06 - 0.10 | 1.5-2.5 |
| QTc | <0.44 | N/A |
Waves
Hypertrophy/Enlargement
- Right Atrial Enlargement
- Left Atrial Enlargement
- Left Ventricular Hypertrophy
- Right Ventricular Hypertrophy
Blocks
- Right Bundle Branch Block
- Left Bundle Branch Block
- Left Anterior Fascicular Block
- Left Posterior Fascicular Block
Low ECG Voltage
See Also
Source
- Adapted from Niemann, Lampe, Pani, Donaldson, ECGpedia.org
- Journal of Electrocardiology. Vol 43 (2010). 40-42.