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Answer MI 14: Difference between revisions
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***'''Use the 'Countingmethod' (6 big grids ~> 300-150-100-75-60-50), so 50/min.''' | ***'''Use the 'Countingmethod' (6 big grids ~> 300-150-100-75-60-50), so 50/min.''' | ||
**Conductiontimes (PQ,QRS,QT) | **Conductiontimes (PQ,QRS,QT) | ||
***'''PQ- | ***'''PQ-interval=0.16sec (4 small grids), QRS duration=0.10sec, QT time=460ms''' | ||
**Heartaxis | **Heartaxis | ||
***'''Positive in I, iso-electric in II, negative in III and AVF. So, a left axis.''' | ***'''Positive in I, iso-electric in II, negative in III and AVF. So, a left axis.''' | ||
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***'''The p wave is normal shaped.''' | ***'''The p wave is normal shaped.''' | ||
**QRS morphology | **QRS morphology | ||
***''' | ***'''Conduction delay right, but not enough for the complete RBBB criteria (QRS < 0.12s). Slow R-wave progression in the precordial leads.''' | ||
**ST morphology | **ST morphology | ||
***'''ST elevation in II,III and AVF. Reciprocal depression in I, AVR and AVL with negative T waves. Additionally discrete elevation in V2-V5. And ST-elevation in V4R''' | ***'''ST elevation in II,III and AVF. Reciprocal depression in I, AVR and AVL with negative T waves. Additionally discrete elevation in V2-V5. And ST-elevation in V4R''' | ||