4 results
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... block, or, as this case ... (asynchronous) pacing ... a dual-chamber PPM ... VivekKulkarniMD #CannonA #AWaves
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
depolarization before pacing ... of retrograde P waves ... inhibit or trigger a pacing ... #PPM #Operating ... #Modes #Pacing
Pacemaker Timing Settings
 • Lower rate limit (50-60 bpm) - The lowest rate at which the
Pacemaker Timing ... period of time the pacemaker ... depolarization before pacing ... of retrograde P waves ... #PPM #Timing #Pacing
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Pardee's sign" + PPD ... • Ventricular Pacing ... : - Pacing spike ... Right ventricle pacing ... elevated in the leads facing