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Electrocardiographic Changes in Subarachnoid Hemorrhage |
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2006-2007, Institute for Algorithmic Medicine, Houston, TX, USA. |
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A number of changes in electrocardiogram may develop in a patient with acute subarachnoid hemorrhage. |
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ECG Feature |
Change |
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ST wave |
depression or elevation |
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T wave |
wide, prominent, inverted |
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QTc interval |
prolonged |
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heart rate |
sinus bradycardia |
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Risk factors for severe prolongation of the QTc interval (Fukui et al):
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References: |
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Fukui S, Katoh H, et al. Multivariate analysis of risk factors for QT prolongation following subarachnoid hemorrhage. Critical Care. 2003; 7(3): R7-R12. Slovis C, Jenkins R. ABC of clinical electrocardiography. Conditions not primarily affecting the heart. BMJ. 2002; 324: 1320-1323. Wagner GS. Marriott's Practical Electrocardiography, Ninth Edition. Williams & Wilkins. 1994. page 186 |
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