We need you! Join our contributor community and become a WikEM editor through our open and transparent promotion process.
Low ECG voltage
From WikEM
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
Evaluation
Management
- Treat underlying condition
Disposition
- Depends on underlying condition
See Also
External Links
References
- ↑ Madias JE. Low QRS voltage and its causes. J Electrocardiol. 2008;41(6):498–500. doi:10.1016/j.jelectrocard.2008.06.021
Authors
Ross Donaldson, Tom Fadial, Michael Holtz, Neil Young, Daniel Ostermayer
