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| − | [[Image:KJcasus9.jpg|thumb| The ECG]] | + | {{Case| |
| − | * Following the 7+2 steps:
| + | |previouspage= Case 2 |
| − | **Rhythm
| + | |previousname= Case 2 |
| − | ***'''The ECG shows a regular rhythm with normal P waves (positive in I, III and AVF, negative in AVR), followed by QRS complexes. Sinusrhythm'''
| + | |nextpage= Case 4 |
| − | **Heart rate
| + | |nextname= Case 4}} |
| − | ***'''78 bpm'''
| + | [[Image:KJcasus9.jpg|thumb|700px|left| The ECG]] |
| − | **Conduction (PQ,QRS,QT)
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| − | ***'''PQ: 180ms QRS: 160ms QT: 370ms QTc: 420ms
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| − | **Heartaxis
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| − | ***'''Negative in III, AVF and AVR, positive QRS complexes in I, II and AVL: horizontal heart axis'''
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| − | **P wave morphology
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| − | ***'''The P waves have normal morphology.'''
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| − | **QRS morphology
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| − | ***'''Wide QRS complexes with [[[LBBB|left bundle branch block]]] pattern.'''
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| − | **ST morphology
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| − | ***'''ST elevation in V1-V3, AVR. ST depression in I, II, III, AVF, V4-6. The Sgarbossa criteria for ischemia in LBBB are not met (nog concordant ST deviation, no ST depression V1-V3, nog discordant ST elevation > 5 mm).'''
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| − | **Compare with the old ECG (not available, so skip this step)
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| − | **Conclusion?
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| − | '''Sinusrhythm with left bundle branch block, comparison with an old ECG is mandatory to evaluate whether the LBBB is new (a sign of [[myocardial infarction]]) or old.'''
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| | {{clr}} | | {{clr}} |
| | + | Try to interprete this ECG using the 7+2 step method |
| | + | [[Answer Case 3|Answer]] |
Latest revision as of 15:19, 11 November 2008
Try to interprete this ECG using the 7+2 step method
Answer
