Left bundle branch block: Difference between revisions
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==Diagnosis== | |||
[[File:Bundle Branch Block.png|thumbnail]] | |||
*[[ST Depression]] and TWI are common | |||
*QRS > 0.12 in limb leads | |||
*Leads | |||
**Large and wide R waves — leads I, aVL, V5, and V6 | |||
**Small R wave followed by deep S wave —leads II, III, aVF, V1–V3 | |||
[[File:LBBB.jpg|thumb|center|500px|LBBB]] | [[File:LBBB.jpg|thumb|center|500px|LBBB]] | ||
Revision as of 22:22, 13 December 2015
Diagnosis
- ST Depression and TWI are common
- QRS > 0.12 in limb leads
- Leads
- Large and wide R waves — leads I, aVL, V5, and V6
- Small R wave followed by deep S wave —leads II, III, aVF, V1–V3
See Also
Source
- Adapted from Niemann, Lampe, Pani, Donaldson, ECGpedia.org
- Journal of Electrocardiology. Vol 43 (2010). 40-42.