Difference between revisions of "ECG (Main)"

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== General ==
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*1 small box = 1mm = 0.04 sec = 40 miliseconds
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*5 small boxes = 1 big box = 5mm = 0.2 sec = 200 miliseconds
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*Entire ECG strip is ~10 seconds
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==Rhythms==
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*[[Arrhythmias]]
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== Intervals  ==
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{| style="width: 318px; height: 87px" cellspacing="1" cellpadding="1" border="1"
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|-
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| Interval
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| Time (s)
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| Boxes
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|-
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| PR
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| 0.12 - 0.20
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| 3-5
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|-
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| QRS
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| .06 - 0.10
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| 1.5-2.5
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|-
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| QTc
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| <0.44
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| N/A
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|}
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==Segments==
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*[[ST Elevation]]
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*[[ST Depression]]
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*[[QT Prolongation]]
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==Axis==
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*Cannot be measured if BBBs are present
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*If up in leads 1 and AVF then normal axis
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==Waves==
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*[[Q Waves]]
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*[[T Waves]]
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==Hypertrophy/Enlargement==
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*[[RAE]]
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*[[LAE]]
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*[[LVH]]
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*[[RVH]]
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==Blocks==
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*[[RBBB]]
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*[[LBBB]]
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*[[LAFB]]
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*[[LPFB]]
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== [[Low ECG Voltage]] ==
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==See Also==
 
*[[ACS - ECG]]
 
*[[ACS - ECG]]
*[[ECG Basics]]
 
 
*[[ECGs by Diagnosis]]
 
*[[ECGs by Diagnosis]]
 
*[[ST Segment Elevation]]
 
*[[ST Segment Elevation]]
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*[[Arrhythmias (DDX)]]
 
*[[Arrhythmias (DDX)]]
 
*[[QT Prolongation]]
 
*[[QT Prolongation]]
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== Source ==
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*Adapted from Niemann, Lampe, Pani, Donaldson, ECGpedia.org
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*Journal of Electrocardiology. Vol 43 (2010). 40-42.
  
 
[[Category:Cards]]
 
[[Category:Cards]]

Revision as of 06:13, 5 February 2014

General

  • 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

Rhythms

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

Segments

Axis

  • Cannot be measured if BBBs are present
  • If up in leads 1 and AVF then normal axis

Waves

Hypertrophy/Enlargement

Blocks

Low ECG Voltage

See Also

Source

  • Adapted from Niemann, Lampe, Pani, Donaldson, ECGpedia.org
  • Journal of Electrocardiology. Vol 43 (2010). 40-42.