ECG (main): Difference between revisions
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*1 small box = 1mm = 0.04 sec = 40 miliseconds | *1 small box = 1mm = 0.04 sec = 40 miliseconds | ||
*5 small boxes = 1 big box = 5mm = 0.2 sec = 200 miliseconds | *5 small boxes = 1 big box = 5mm = 0.2 sec = 200 miliseconds | ||
* | *Standard 12 lead EKG duration = 10 seconds | ||
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*[[ECG Rhythms]] | *[[ECG Rhythms]] | ||
*[[ECG Axis]] | *[[ECG Axis]] | ||
*[[Low ECG | *[[Low ECG voltage]] | ||
== Segments & Intervals == | == Segments & Intervals == | ||
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*[[ECGs by Diagnosis]] | *[[ECGs by Diagnosis]] | ||
*[[STEMI equivalents]] | *[[STEMI equivalents]] | ||
==Video== | ==Video== | ||
{{#widget:YouTube|id=LCFXZvnW3rg}} | {{#widget:YouTube|id=LCFXZvnW3rg}} | ||
==References== | |||
<references/> | |||
[[Category:Cardiology]] | [[Category:Cardiology]] | ||
Revision as of 11:46, 28 March 2016
Measurement
- 1 small box = 1mm = 0.04 sec = 40 miliseconds
- 5 small boxes = 1 big box = 5mm = 0.2 sec = 200 miliseconds
- Standard 12 lead EKG duration = 10 seconds
| Interval | Time (s) | Boxes |
| PR | 0.12 - 0.20 | 3-5 |
| QRS | .06 - 0.10 | 1.5-2.5 |
| QTc | <0.44 | N/A |
Primary Analysis
Segments & Intervals
Waves
Hypertrophy/Enlargement
Cardiac Hypertrophy and Enlargement
- Right atrial enlargement
- Left atrial enlargement
- Left ventricular hypertrophy
- Right ventricular hypertrophy
AV Blocks
- First Degree AV Block
- Second Degree AV Block Type I
- Second Degree AV Block Type II
- Third Degree AV Block
Bundle and Fascicular Blocks
- Right Bundle Branch Block
- Left Bundle Branch Block
- Left Anterior Fascicular Block
- Left Posterior Fascicular Block
See Also
Video
{{#widget:YouTube|id=LCFXZvnW3rg}}