McGill Case 37: Difference between revisions

McGill Case 37 (view source)

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-[[File:E000623.jpg|thumb|600px|left|A patient with MobitzII A/V block post pacemaker implant for syncope.]]
+[[File:E000737.jpg|thumb|600px|left|This is an EKG rhythm from a patient with a Medtronic model 8081 Premier single chamber pacemaker.
+The patient is a 65 year old man who had a history of blackouts while sitting.
+During the episodes his wife described him as becoming limp and white.
+His electrocardiogram showed a left bundle branch block with a normal pr interval. This conduction abnormality had been present for at least 16 years.
+An electrophsiology test was performed and a pacemaker inserted.
+What is the native rhythm?
+Is the pacer working well ( in particular what do you think of the spike on the second QRS)?.]]