Difference between revisions of "Small Animal Soft Tissue Surgery Q&A 08"

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The features of atrial standstill are bradycardia (usually less than 60 bpm), absence of P waves in all leads and normal appearing QRS complexes initiated from a supraventricular focus.
 
The features of atrial standstill are bradycardia (usually less than 60 bpm), absence of P waves in all leads and normal appearing QRS complexes initiated from a supraventricular focus.
|l1=
+
|l1=Atrial Standstill
 
|q2=What are the potential causes of this arrhythmia?
 
|q2=What are the potential causes of this arrhythmia?
 
|a2=
 
|a2=
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These dogs demonstrate atrial standstill on ECG, but have normal electrolytes and the rate does not increase after the administration of atropine.
 
These dogs demonstrate atrial standstill on ECG, but have normal electrolytes and the rate does not increase after the administration of atropine.
|l2=
+
|l2=Atrial Standstill
 
|q3=If this dogs electrolytes are normal, how would you treat it?
 
|q3=If this dogs electrolytes are normal, how would you treat it?
 
|a3=
 
|a3=
 
The treatment of choice is permanent ventricular pacemaker implantation.
 
The treatment of choice is permanent ventricular pacemaker implantation.
|l3=
+
|l3=Atrial Standstill#Treatment
 
</FlashCard>
 
</FlashCard>
  

Revision as of 14:45, 18 October 2011

SA ST Sx 08.jpg


You are presented with a seven-year-old English Springer Spaniel with a history of exercise intolerance and ‘passing out’. On physical examination the dog is alert and active. On auscultation of the heart you determine that there is bradycardia (heart rate 55 bpm). The lead II electrocardiogram (ECG) you recorded for this patient is shown.


Question Answer Article
Name the arrhythmia and describe its features. Link to Article
What are the potential causes of this arrhythmia? Link to Article
If this dogs electrolytes are normal, how would you treat it? Link to Article


Small Animal Soft Tissue Surgery Q&A 09Next Question.png