Sinus Bradycardia: Difference between revisions
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In | In sinus bradycardia the sinus node fires at a slow (<60 bpm) rate. Causes of sinus bradycardia include: | ||
* | *Normal physiology in an athelete | ||
* | *Medication (beta-blockers) | ||
* | *Ischemia (typically inferior myocardial infarction with involvement of the sinus node artery) | ||
* | *Hypothermia | ||
* | *Hypothyroidism. | ||
{{clr}} | {{clr}} | ||
Revision as of 18:17, 27 January 2010
| This is part of: Sinus node rhythms and arrhythmias |
| {{{locatieafbeelding}}} | |
| Atrial rate | < 60 bpm |
| Ventricular rate | same |
| Regularity | regular |
| Origin | sinus node |
| P-wave | normal |
| Effect of adenosine | slows down |
Example ECG: Sinusbradycardia of around 40 bpm.
| |
| Example ECG2: | |
In sinus bradycardia the sinus node fires at a slow (<60 bpm) rate. Causes of sinus bradycardia include:
- Normal physiology in an athelete
- Medication (beta-blockers)
- Ischemia (typically inferior myocardial infarction with involvement of the sinus node artery)
- Hypothermia
- Hypothyroidism.