Difference between revisions of "Low ECG voltage"
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| + | [[File:Low_Voltage_ECG.png|thumb|Specific causes of low voltage ECG]] | ||
===[[Low ECG voltage]]=== | ===[[Low ECG voltage]]=== | ||
==== Cardiac ==== | ==== Cardiac ==== | ||
Revision as of 13:46, 5 June 2016
Contents
Background
General Causes
- Fluid, fat or air attenuating signal
- Myocardial infiltration
- Loss of viable myocardium
Clinical Features
- Frequently asymptomatic, depends on underlying cause
Differential Diagnosis
Low ECG voltage
Cardiac
Pericardial
- Effusion
- Constrictive pericarditis
- Pneumopericardium
Extracardiac
- COPD (limb leads)
- Pneumomediastinum
- Pneumothorax
- Pleural effusion
- Pulmonary edema
- Peripheral edema
- Obesity
Diagnosis
Management
- Treat underlying condition
Disposition
- Depends on underlying condition
See Also
References
- ↑ Madias JE. Low QRS voltage and its causes. J Electrocardiol. 2008;41(6):498–500. doi:10.1016/j.jelectrocard.2008.06.021