Case reports from Michael Rosengarten: Difference between revisions

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===Sinus Node Block:===
===Sinus Node Block:===
*[[McGill Case 42|A middle aged woman treated for atrial fibrillation with a possible sinus node exit block (Mobitz 1)]]
*[[McGill Case 42|A middle aged woman treated for atrial fibrillation with a possible sinus node exit block (Mobitz 1)]]


==Arrhythmias==
==Arrhythmias==
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*[[McGill Case 97|A 70 year old woman with recurrent ventricular tachycardia and a severe intra-ventricular conduction defect.]]
*[[McGill Case 97|A 70 year old woman with recurrent ventricular tachycardia and a severe intra-ventricular conduction defect.]]


==Cardiac Pacemakers==
==Implanted Devices==
*[[McGill Case 98|A review of cardiac pacing]]  
 
*[[McGill Case 42|Modes of cardiac pacing]]
===Cardiac Pacemakers===
*[[McGill Case 42|Definitions of different pacing modes]]
====Examples of different pacing modes====
=====DDD pacemakers=====  
*[[McGill Case 98|DDD timing diagram in sinus rhythm with an AV delay of 80ms.]]
*[[McGill Case 99|DDD mode showing atrial and ventricular pacing and atrial sensing and venticular pacing.]]
*[[McGill Case 100|DDD mode showing ventricular tracking of atrial fibrillation]]
*[[McGill Case 101|DDI timing diagram in sinus rhythm and with one PVC with an AV delay of 80ms.]]
*[[McGill Case 102|DDI pacing at a lower rate of 50/min ]]
*[[McGill Case 103|DDD pacemaker recorded on a 12 lead EKG. Patient has a severe intraventricular conduction abnormality]]
*[[McGill Case 104|DDD pacemaker at its upper rate limit in a patient with atrial fibrillation/flutter]]
*[[McGill Case 105|DDD pacemaker failing to sense a P wave]]
*[[McGill Case 106|DDD pacemaker the effect of a PVC on the timing cycles ]]
*[[McGill Case 107|DDD pacemaker timing diagram with atrial lead pacing the ventricle]]
*[[McGill Case 108|A patient with atrial tachycardia with an intra-atrial recording from his pacemaker ]]
*[[McGill Case 109|Ladder diagrams and tracings while in DDI mode and complete heart block.]]
*[[McGill Case 110|DDD pacer set at 70/min. but atrial pacing at 75/min due to conduction with a PR interval shorter than the A/V interval set on the pacemaker.]]
*[[McGill Case 111|Recording from the atrial lead of a patient with atrial fibrillation]]
 
=====Atrial pacing=====
*[[McGill Case 112|AAI with ladder diagram]]  
*[[McGill Case 113|AAI pacing 12 lead with a patient with Right Ventricular dysplasia taking Flecainide for ventricular tachycardia.]]
*[[McGill Case 114|A series of electrocardiograms from a 78 year old woman who was implanted with a VVI pacemaker in 1991. The patient developed congestive heart failure five years later due to pacemaker syndrome which was corrected by switching to atrial pacing.]]
*[[McGill Case 115|A patient with an atrial pacer that did not seem to pace properly.]]  
*[[McGill Case 116|Two rhythm strips from a patient with an AAI.R pacemaker with atrial sensing of the QRS due to a prolonged PR interval.]]
*[[McGill Case 117|12 lead electrocardiogram of a patient with right ventricular dysplasia and paced rhythm]]
*[[McGill Case 118|A rhythm strip from a patient that shows AAI pacing competing with and resetting the patient's nodal rhythm.]]
*[[McGill Case 119|Atrial pacing with competition from an accelerated ventricular rhythm causing fusion complexes]]
*[[McGill Case 120|An irregular rhythm with an atrial pacemaker.]]


===Examples of different pacing modes===  
=====Ventricular Pacing=====  
====DDD pacemakers====  
*[[McGill Case 121|VVI with ladder diagram]]  
*[[McGill Case 42|DDD timing diagram in sinus rhythm with an AV delay of 80ms.]]  
*[[McGill Case 122|Ventricular paced rhythm with atrial flutter]]  
*[[McGill Case 42|DDD mode showing atrial and ventricular pacing and atrial sensing and venticular pacing.]]  
*[[McGill Case 123|VVI pacing in patient with first degree A/V block]]  
*[[McGill Case 42|DDD mode showing ventricular tracking of atrial fibrillation
*[[McGill Case 124|Ventricular paced rhythm with atrial flutter after A/V nodal ablation.]]  
*[[McGill Case 42|DDI timing diagram in sinus rhythm and with one PVC with an AV delay of 80ms.]]  
*[[McGill Case 125|The effect of an acute myocardial infarction on the EKG of VVI pacing]]  
*[[McGill Case 42|DDI pacing at a lower rate of 50/min ]]
*[[McGill Case 126|Failure to pace or a recording artifact? This is a recording from a patient with a Medtronic implantable defibrillator which also functions as a VVI pacemaker.]]  
*[[McGill Case 42|DDD pacemaker recorded on a 12 lead EKG. Patient has a severe intraventricular conduction abnormality]]  
*[[McGill Case 127|Lead failure in a recently replaced VVI pacemaker.]]  
*[[McGill Case 42|DDD pacemaker at its upper rate limit in a patient with atrial fibrillation/flutter]]  
*[[McGill Case 128|Escape/capture bigemini]]  
*[[McGill Case 42|DDD pacemaker failing to sense a P wave]]  
*[[McGill Case 129|A rate responsive pacemaker with a respiratory sensor]]  
*[[McGill Case 42|DDD pacemaker the effect of a PVC on the timing cycles ]]
*[[McGill Case 130|A recording showing rate hysteresis]]  
*[[McGill Case 42|DDD pacemaker timing diagram with atrial lead pacing the ventricle]]  
*[[McGill Case 131|Pacing during ventricular fibrillation and failure to capture after a 360 joule shock.]]
*[[McGill Case 42|A patient with atrial tachycardia with an intra-atrial recording from his pacemaker ]]
*[[McGill Case 42|Ladder diagrams and tracings while in DDI mode and complete heart block.]]
*[[McGill Case 42|DDD pacer set at 70/min. but atrial pacing at 75/min due to conduction with a PR interval shorter than the A/V interval set on the pacemaker.]]
*[[McGill Case 42|Recording from the atrial lead of a patient with atrial fibrillation]]  


====Atrial pacing====  
====Pacing conduction patterns====  
*[[McGill Case 42|AAI with ladder diagram]]
*[[McGill Case 132|A 12 lead electrocardiogram from a patient with a lead pacing the left ventricle.]]  
*[[McGill Case 42|AAI pacing 12 lead with a patient with Right Ventricular dysplasia taking Flecainide for ventricular tachycardia.]]
*[[McGill Case 133|Tracings from a the same patient with right atrial appendage stimulation, R.V. septal and apical stimulation.]]  
*[[McGill Case 42|A series of electrocardiograms from a 78 year old woman who was implanted with a VVI pacemaker in 1991. The patient developed congestive heart failure five years]]
*[[McGill Case 134|A tracing from a patient with Mobitz I AV block where the AV conduction stops with VDD pacing even with a long sensed to paced interval of 300ms.]]
*[[McGill Case 42|later due to pacemaker syndrome which was corrected by switching to atrial pacing.]]  
*[[McGill Case 42|A patient with an atrial pacer that did not seem to pace properly.]]
*[[McGill Case 42|Two rhythm strips from a patient with an AAI.R pacemaker with atrial sensing of the QRS due to a prolonged PR interval.]]
*[[McGill Case 42|12 lead electrocardiogram of a patient with right ventricular dysplasia and paced rhythm]]
*[[McGill Case 42|A rhythm strip from a patient that shows AAI pacing competing with and resetting the patient's nodal rhythm.]]
*[[McGill Case 42|Atrial pacing with competition from an accelerated ventricular rhythm causing fusion complexes]]
*[[McGill Case 42|An irregular rhythm with an atrial pacemaker.]]
   
   
====Ventricular Pacing====  
====Pacemaker interactions====
*[[McGill Case 42|VVI with ladder diagram]]
*[[McGill Case 135|A patient with two pacemakers, a DDD and a VVI .R which is at end of life]]  
*[[McGill Case 42|Ventricular paced rhythm with atrial flutter]]
*[[McGill Case 136|Myopotential inhibition of a VVI.R pacemaker]]  
*[[McGill Case 42|VVI pacing in patient with first degree A/V block]]
*[[McGill Case 137|Suppression of a VVI pacemaker with an external pacemaker]]
*[[McGill Case 42|Ventricular paced rhythm with atrial flutter after A/V nodal ablation.]]
*[[McGill Case 42|The effect of an acute myocardial infarction on the EKG of VVI pacing]]
*[[McGill Case 42|Failure to pace or a recording artifact? This is a recording from a patient with a Medtronic implantable defibrillator which also functions as a VVI pacemaker.]]  
*[[McGill Case 42|Lead failure in a recently replaced VVI pacemaker.]]  
*[[McGill Case 42|Escape/capture bigemini]]
*[[McGill Case 42|A rate responsive pacemaker with a respiratory sensor]]
*[[McGill Case 42|A recording showing rate hysteresis]]
*[[McGill Case 42|pacing during ventricular fibrillation and failure to capture after a 360 joule shock.]]
   
   
===Pacing conduction patterns===  
====Pacemaker Pacing Artifacts====
*[[McGill Case 42|A 12 lead electrocardiogram from a patient with a lead pacing the left ventricle.]]  
*[[McGill Case 138|Bipolar ventricular paced rhythm with atrial flutter after A/V nodal ablation.]]  
*[[McGill Case 42|Tracings from a the same patient with right atrial appendage stimulation, R.V. septal and apical stimulation.]]  
*[[McGill Case 139|Unipolar ventricular paced rhythm with atrial flutter]]  
*[[McGill Case 42|A tracing from a patient with Mobitz I AV block where the AV conduction stops with VDD pacing even with a long sensed to paced interval of 300ms.]]
 
====Pacemaker Follow-up====
=====Unusual rhythms=====
*[[McGill Case 140|Bigemini with magnet over the pacemaker]]
*[[McGill Case 141|Bigemini with atrial threshold testing]]
*[[McGill Case 142|Conversion of atrial flutter with rapid atrial pacing followed by nodal rhythm ]]
 
=====Threshold Testing=====
*[[McGill Case 143|3 lead rhythm strip with DDD pacemaker and normal magnet response]]
*[[McGill Case 144|Pulse amplitude threshold testing for a ventricular pacemaker]]
   
   
===Pacemaker interactions===
======Atrial threshold testing======
*[[McGill Case 42|A patient with two pacemakers, a DDD and a VVI .R which is at end of life]]  
*[[McGill Case 145|Atrial threshold testing in a DDD pacer using the AAI mode]]
*[[McGill Case 42|Myopotential inhibition of a VVI.R pacemaker]]  
*[[McGill Case 146|Atrial threshold testing in a model 2102 pacemaker]]
*[[McGill Case 42|Suppression of a VVI pacemaker with an external pacemaker]]
*[[McGill Case 147|PVCs interfering with ventricular threshold testing]]
*[[McGill Case 148|The effect of a long AV interval on atrial threshold testing of a DDD Pacer]]
*[[McGill Case 149|Threshold testing inducing asystole in a 21 year old patient with congenital complete heart block.]]
*[[McGill Case 150|Two pacemakers, DDD and VVI with atrial capture in one and ventricular in the other]]
 
=====Strength duration curves=====
*[[McGill Case 151|A strength/duration curve from an atrial lead.]]  
*[[McGill Case 152|A strength/duration curve from a ventricular lead.]]
   
   
===Pacemaker Pacing Artifacts===
=====Time dependent capture=====  
*[[McGill Case 42|Bipolar ventricular paced rhythm with atrial flutter after A/V nodal ablation.]]
*[[McGill Case 42|Unipolar ventricular paced rhythm with atrial flutter]]


===Pacemaker Follow-up===
=====Unusual rhythms=====
*[[McGill Case 42|Bigemini with magnet over the pacemaker]]
*[[McGill Case 42|Bigemini with atrial threshold testing]]
*[[McGill Case 42|conversion of atrial flutter with rapid atrial pacing followed by nodal rhythm ]]


====Threshold Testing====
*[[McGill Case 153|Example one (ventricular)]]
*[[McGill Case 42|3 lead rhythm strip with DDD pacemaker and normal magnet response]]  
*[[McGill Case 154|Example two (ventricular)]]
*[[McGill Case 42|Pulse amplitude threshold testing for a ventricular pacemaker]]  
*[[McGill Case 155|Example three (ventricular)]]  
*[[McGill Case 42|Atrial threshold testing]]
*[[McGill Case 156|Example four (ventricular)]]  
*[[McGill Case 42|Atrial threshold testing in a DDD pacer using the AAI mode]]
*[[McGill Case 157|Example five (dual chamber pacer)]]  
*[[McGill Case 42|Atrial threshold testing in a model 2102 pacemaker]]  
*[[McGill Case 158|Example six (dual chamber pacer)]]  
*[[McGill Case 42|PVCs interfering with ventricular threshold testing]]  
*[[McGill Case 42|The effect of a long AV interval on atrial threshold testing of a DDD Pacer]]
*[[McGill Case 42|Threshold testing inducing asystole in a 21 year old patient with congenital complete heart block.]]
*[[McGill Case 42|Two pacemakers, DDD and VVI with atrial capture in one and ventricular in the other]]  


====Strength duration curves====
=====Pacemaker system failure=====  
*[[McGill Case 42|A strength/duration curve from an atrial lead.]]
*[[McGill Case 159|Pacemaker pacing failure and Mobitz II A/V block in a patient with a history of Torsade de Pointe and three degree heart block.]]  
*[[McGill Case 42|A strength/duration curve from a ventricular lead.]]
*[[McGill Case 160|A patient with a failing ventricular lead due to a subclavian crush.]]  
====Time dependent capture====
====Pacemaker system failure====  
*[[McGill Case 42|Pacemaker pacing failure and Mobitz II A/V block in a patient with a history of Torsade de Pointe and three degree heart block.]]  
*[[McGill Case 42|A patient with a failing ventricular lead due to a subclavian crush.]]  


====Trans-telephonic EKG recordings====  
=====Trans-telephonic EKG recordings=====  
*[[McGill Case 42|Trans-telephonic pacemaker check failure to capture]]  
*[[McGill Case 161|Trans-telephonic pacemaker check failure to capture]]  
*[[McGill Case 42|Trans-telephonic pacemaker check: Failure to capture. A patient in the high Arctic.]]  
*[[McGill Case 162|Trans-telephonic pacemaker check: Failure to capture. A patient in the high Arctic.]]  
*[[McGill Case 42|Trans-telephonic pacemaker check at the MUHC (instructions)]]
*[[McGill Case 163|Trans-telephonic pacemaker check at the MUHC (instructions)]]
   
   
====Trans-telephonic Audio recordings====  
=====Trans-telephonic Audio recordings=====  
*[[McGill Case 42|The EKG and sound of a Medtronic VVI.P pacemaker with the magnet applied near the end of the recording]]  
*[[McGill Case 164|The EKG and sound of a Medtronic VVI.P pacemaker with the magnet applied near the end of the recording]]  
*[[McGill Case 42|Recording of end of life indication with magnet applied to VVI pacemaker]]  
*[[McGill Case 165|Recording of end of life indication with magnet applied to VVI pacemaker]]  
*[[McGill Case 42|A pacemaker that required inversion of the programming head for programming. The pacemaker could not be programmed in the usual manner in the pacemaker clinic. The pacemaker was implanted correctly with the conducting window toward the skin, but was a left-sided model which differed from the previous x-ray outline of the right-sided model. Having to invert the programming head suggests a problem with the programming head, inverted implantation of the pacemaker, or because the pacemaker electronics are functioning as a contra-lateral pacemaker.]]
*[[McGill Case 166|A pacemaker that required inversion of the programming head for programming. The pacemaker could not be programmed in the usual manner in the pacemaker clinic. The pacemaker was implanted correctly with the conducting window toward the skin, but was a left-sided model which differed from the previous x-ray outline of the right-sided model. Having to invert the programming head suggests a problem with the programming head, inverted implantation of the pacemaker, or because the pacemaker electronics are functioning as a contra-lateral pacemaker.]]  
*[[McGill Case 42|Lecture on pacemaker follow-up November 1998]]


===Defibrillation and Cardioversion===
===Defibrillation and Cardioversion===
====External Cardioversion/defibrillation====  
=====External Cardioversion/defibrillation=====  
*[[McGill Case 42|Recording of a series of shocks for Atrial Flutter]]  
*[[McGill Case 167|Recording of a series of shocks for Atrial Flutter]]  
*[[McGill Case 42|Sinus pause post cardioversion for atrial fibrillation ]]
*[[McGill Case 168|Sinus pause post cardioversion for atrial fibrillation ]]
*[[McGill Case 42|An irregular rhythm after cardioversion for atrial fibrillation]]  
*[[McGill Case 169|An irregular rhythm after cardioversion for atrial fibrillation]]  
*[[McGill Case 42|pacing during ventricular fibrillation caused by cardioversion and failure to capture after a 360 joule shock.]]  
*[[McGill Case 170|pacing during ventricular fibrillation caused by cardioversion and failure to capture after a 360 joule shock.]]
 
=====Implantable Defibrillators=====
*[[McGill Case 171|Recording from a device during a spontaneous episode of ventricular fibrillation.]]
*[[McGill Case 172|P.A. chest film of a patient with an implantable defibrillator and an epicardial patch and S.V.C. spring electrode.]]  


====Implantable Defibrillators====  
======Threshold Testing======  
*[[McGill Case 42|Recording from a device during a spontaneous episode of ventricular fibrillation.]]  
*[[McGill Case 173|Defibrillation threshold testing of an implantable defibrillator (successful) followed by ventricular paced rhythm.]]  
*[[McGill Case 42|P.A. chest film of a patient with an implantable defibrillator and an epicardial patch and S.V.C. spring electrode.]]  
*[[McGill Case 174|Defibrillation threshold testing of an implantable defibrillator (successful) followed by sinus rhythm.]]
*[[McGill Case 175|Defibrillation threshold testing of an implantable defibrillator (successful) followed by sinus rhythm. Recorded using an external defibrillator.]]  


=====Threshold Testing=====  
===ECG Recordings===
*[[McGill Case 42|Defibrillation threshold testing of an implantable defibrillator (successful) followed by ventricular paced rhythm.]]  
*[[McGill Case 176|An electrocardiogram from a patient with a cardiac myoplasty stimulator.]]
*[[McGill Case 42|Defibrillation threshold testing of an implantable defibrillator (successful) followed by sinus rhythm.]]  
*[[McGill Case 177|A problem with atrial capture with a dual chamber pacemaker with a long A/V interval.]]
*[[McGill Case 42|Defibrillation threshold testing of an implantable defibrillator (successful) followed by sinus rhythm. Recorded using an external defibrillator.]]  
*[[McGill Case 178|A patient post pacemaker implant. for syncope]]
*[[McGill Case 179|A rate responsive pacemaker with respiratory sensor An ECG strip from the pacemaker clinic.]]
*[[McGill Case 180|A patient post DDD pacemaker implant ECG strip and images from a patient post DDD pacemaker implant.]]
*[[McGill Case 181|Patient with perforation of a temporary transvenous pacemaker Three EKGs and X-ray.]]
 
==The Normal ECG==
*[[McGill Case 182|Case One]]
*[[McGill Case 183|Case Two]]
*[[McGill Case 184|Case Three]]
*[[McGill Case 185|Case Four]]
*[[McGill Case 186|Case Five]]
*[[McGill Case 187|Case Six]]
*[[McGill Case 188|Case Seven]]
*[[McGill Case 189|Case Eight]]
*[[McGill Case 190|Case Nine]]


===EKG Recordings===
==Super Puzzler==
*[[McGill Case 42|An electrocardiogram from a patient with a cardiac myoplasty stimulator.]]  
*[[McGill Case 191|1]]
*[[McGill Case 42|A problem with atrial capture with a dual chamber pacemaker with a long A/V interval.]]  
*[[McGill Case 192|2]]
*[[McGill Case 42|A patient post pacemaker implant. for syncope]]  
*[[McGill Case 193|3]]
*[[McGill Case 42|A rate responsive pacemaker with respiratory sensor An ECG strip from the pacemaker clinic.]]  
*[[McGill Case 194|4]]
*[[McGill Case 42|A patient post DDD pacemaker implant ECG strip and images from a patient post DDD pacemaker implant.]]
*[[McGill Case 195|5]]
*[[McGill Case 42|Patient with perforation of a temporary transvenous pacemaker Three EKGs and X-ray.]]
*[[McGill Case 196|6]]
*[[McGill Case 197|7]]
*[[McGill Case 198|8]]
*[[McGill Case 199|9]]
*[[McGill Case 200|10]]
*[[McGill Case 201|11]]
*[[McGill Case 202|12]]
*[[McGill Case 203|13]]
*[[McGill Case 204|14]]
*[[McGill Case 205|15]]
*[[McGill Case 206|16]]
*[[McGill Case 207|17]]
*[[McGill Case 208|18]]
*[[McGill Case 209|19]]
*[[McGill Case 210|20]]
*[[McGill Case 211|21]]
*[[McGill Case 212|22]]
*[[McGill Case 213|23]]
*[[McGill Case 214|24]]
*[[McGill Case 215|25]]
*[[McGill Case 216|26]]
*[[McGill Case 217|27]]
*[[McGill Case 218|28]]
*[[McGill Case 219|29]]
*[[McGill Case 220|30]]
*[[McGill Case 221|31]]
*[[McGill Case 222|32]]
*[[McGill Case 223|33]]
*[[McGill Case 224|34]]
*[[McGill Case 225|35]]
*[[McGill Case 226|36]]
*[[McGill Case 227|37]]
*[[McGill Case 228|38]]
*[[McGill Case 229|39]]
*[[McGill Case 230|40]]
*[[McGill Case 231|41]]
*[[McGill Case 232|42]]
*[[McGill Case 233|43]]
*[[McGill Case 234|44]]
*[[McGill Case 235|45]]
*[[McGill Case 236|46]]
*[[McGill Case 237|47]]
*[[McGill Case 238|48]]
*[[McGill Case 239|49]]
*[[McGill Case 240|50]]
*[[McGill Case 241|51]]
*[[McGill Case 242|52]]
*[[McGill Case 243|53]]
*[[McGill Case 244|54]]
*[[McGill Case 245|55]]
*[[McGill Case 246|56]]
*[[McGill Case 247|57]]
*[[McGill Case 248|58]]
*[[McGill Case 249|59]]
*[[McGill Case 250|60]]
*[[McGill Case 251|61]]
*[[McGill Case 252|62]]
*[[McGill Case 253|63]]
*[[McGill Case 254|64]]
*[[McGill Case 255|65]]
*[[McGill Case 256|66]]
*[[McGill Case 257|67]]
*[[McGill Case 258|68]]
*[[McGill Case 259|69]]
*[[McGill Case 260|70]]
*[[McGill Case 261|71]]
*[[McGill Case 262|72]]
*[[McGill Case 263|73]]
*[[McGill Case 264|74]]
*[[McGill Case 265|75]]
*[[McGill Case 266|76]]
*[[McGill Case 267|77]]
*[[McGill Case 268|78]]
*[[McGill Case 269|79]]
*[[McGill Case 270|80]]
*[[McGill Case 271|81]]
*[[McGill Case 272|82]]
*[[McGill Case 273|83]]
*[[McGill Case 274|84]]
*[[McGill Case 275|85]]
*[[McGill Case 276|86]]
*[[McGill Case 277|87]]
*[[McGill Case 278|88]]
*[[McGill Case 279|89]]
*[[McGill Case 280|90]]
*[[McGill Case 281|91]]
*[[McGill Case 282|92]]
*[[McGill Case 283|93]]
*[[McGill Case 284|94]]
*[[McGill Case 285|95]]
*[[McGill Case 286|96]]
*[[McGill Case 287|97]]
*[[McGill Case 288|98]]
*[[McGill Case 289|99]]
*[[McGill Case 290|100]]
*[[McGill Case 291|101]]
*[[McGill Case 292|102]]
*[[McGill Case 293|103]]
*[[McGill Case 294|104]]
*[[McGill Case 295|105]]
*[[McGill Case 296|106]]
*[[McGill Case 297|107]]
*[[McGill Case 298|108]]
*[[McGill Case 299|109]]
*[[McGill Case 300|110]]
*[[McGill Case 301|111]]
*[[McGill Case 302|112]]
*[[McGill Case 303|113]]
*[[McGill Case 304|114]]
*[[McGill Case 305|115]]
*[[McGill Case 306|116]]
*[[McGill Case 307|117]]
*[[McGill Case 308|118]]
*[[McGill Case 309|119]]
*[[McGill Case 310|120]]
*[[McGill Case 311|121]]
*[[McGill Case 312|122]]
*[[McGill Case 313|123]]
*[[McGill Case 314|124]]
*[[McGill Case 315|125]]
*[[McGill Case 316|126]]
*[[McGill Case 317|127]]
*[[McGill Case 318|128]]
*[[McGill Case 319|129]]
*[[McGill Case 320|130]]
*[[McGill Case 321|131]]
*[[McGill Case 322|132]]
*[[McGill Case 323|133]]
*[[McGill Case 324|134]]
*[[McGill Case 325|135]]
*[[McGill Case 326|136]]
*[[McGill Case 327|137]]
*[[McGill Case 328|138]]
*[[McGill Case 329|139]]
*[[McGill Case 330|140]]
*[[McGill Case 331|141]]
*[[McGill Case 332|142]]
*[[McGill Case 333|143]]
*[[McGill Case 334|144]]
*[[McGill Case 335|145]]
*[[McGill Case 336|146]]
*[[McGill Case 337|147]]
*[[McGill Case 338|148]]
*[[McGill Case 339|149]]
*[[McGill Case 340|150]]
*[[McGill Case 341|151]]
*[[McGill Case 342|152]]
*[[McGill Case 343|153]]
*[[McGill Case 344|154]]
*[[McGill Case 345|155]]
*[[McGill Case 346|156]]
*[[McGill Case 347|157]]
*[[McGill Case 348|158]]
*[[McGill Case 349|159]]
*[[McGill Case 350|160]]
*[[McGill Case 351|161]]
*[[McGill Case 352|162]]
*[[McGill Case 353|163]]
*[[McGill Case 354|164]]
*[[McGill Case 355|165]]
*[[McGill Case 356|166]]
*[[McGill Case 357|167]]
*[[McGill Case 358|168]]
*[[McGill Case 359|169]]
*[[McGill Case 360|170]]
*[[McGill Case 361|171]]
*[[McGill Case 362|172]]
*[[McGill Case 363|173]]
*[[McGill Case 364|174]]
*[[McGill Case 365|175]]
*[[McGill Case 366|176]]
*[[McGill Case 367|177]]
*[[McGill Case 368|178]]
*[[McGill Case 369|179]]
*[[McGill Case 370|180]]
*[[McGill Case 371|181]]
*[[McGill Case 372|182]]
*[[McGill Case 373|183]]
*[[McGill Case 374|184]]
*[[McGill Case 375|185]]
*[[McGill Case 376|186]]
*[[McGill Case 377|187]]
*[[McGill Case 378|188]]
*[[McGill Case 379|189]]
*[[McGill Case 380|190]]
*[[McGill Case 381|191]]
*[[McGill Case 382|192]]
*[[McGill Case 383|193]]
*[[McGill Case 384|194]]
*[[McGill Case 385|195]]
*[[McGill Case 386|196]]
*[[McGill Case 387|197]]
*[[McGill Case 388|198]]
*[[McGill Case 389|199]]
*[[McGill Case 390|200]]
*[[McGill Case 391|201]]
*[[McGill Case 392|202]]
*[[McGill Case 393|203]]
*[[McGill Case 394|204]]
*[[McGill Case 395|205]]
*[[McGill Case 396|206]]
*[[McGill Case 397|207]]
*[[McGill Case 398|208]]
*[[McGill Case 399|209]]
*[[McGill Case 400|210]]
*[[McGill Case 401|211]]
*[[McGill Case 402|212]]
*[[McGill Case 403|213]]
*[[McGill Case 404|214]]
*[[McGill Case 405|215]]

Latest revision as of 23:30, 19 February 2012

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This case report is kindly provided by Michael Rosengarten from McGill and is part of the McGill Cases. These cases come from the McGill EKG World Encyclopedia.


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Conduction Abnormalities

Intraventricular conduction defect

Right Bundle Branch Block

Left Bundle Branch Block

Left Anterior Fasicular Block

Left Posterior Fasicular Block

Bifasicular block

Right bundle branch block with left anterior hemi-block

Right bundle branch block with left posterior hemi-block

Alternating Bundle Branch Block

Trifasicular block

A/V Blocks

First degree block:

Second degree block

Mobitz I

Mobitz II

Complete heart block

Sinus Node Block:

Arrhythmias

Supraventricular Arrhythmias

Sinus pauses

Premature atrial complexes

Atrial fibrillation

Supraventricular Tachycardia

Without block
With block

Atrial Flutter

Nodal Rhythm:

Accelerated nodal rhythm

Wolf Parkinson White

Other atrial rhythms

Ventricular Arrhythmias

Premature Complexes

Bigemini

Ventricular Tachycardia

Ventricular Fibrillation

Implanted Devices

Cardiac Pacemakers

Examples of different pacing modes

DDD pacemakers
Atrial pacing
Ventricular Pacing

Pacing conduction patterns

Pacemaker interactions

Pacemaker Pacing Artifacts

Pacemaker Follow-up

Unusual rhythms
Threshold Testing
Atrial threshold testing
Strength duration curves
Time dependent capture
Pacemaker system failure
Trans-telephonic EKG recordings
Trans-telephonic Audio recordings

Defibrillation and Cardioversion

External Cardioversion/defibrillation
Implantable Defibrillators
Threshold Testing

ECG Recordings

The Normal ECG

Super Puzzler

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