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Management of hypertensive emergencies
J E Deal1, T M Barratt, M J Dillon
1Department of Paediatric Nephrology, Hospital for Sick Children, London.
Archives of Disease in Childhood
|September 1, 1992
Summary
Intravenous infusions of labetalol and sodium nitroprusside offer safer, more controlled blood pressure reduction in hypertensive emergencies compared to older bolus injection methods, preventing neurological damage.
Area of Science:
- Pediatrics
- Nephrology
- Cardiology
Background:
- Hypertension in children requires emergency management.
- Previous treatments using bolus injections of diazoxide/hydralazine led to complications.
Purpose of the Study:
- To compare the safety and efficacy of different intravenous antihypertensive agents in pediatric patients.
Main Methods:
- Retrospective analysis of 110 pediatric patients with hypertensive emergencies from 1975-1985.
- Comparison of treatment outcomes between bolus injections (diazoxide/hydralazine) and continuous infusions (labetalol/sodium nitroprusside).
Main Results:
- Bolus injections resulted in hypotensive complications (13/57) and irreversible neurological damage (4/57).
- Continuous infusions of labetalol and sodium nitroprusside achieved controlled blood pressure reduction without serious adverse events in 53 patients.
- Infusion therapy led to improved control of accelerated hypertension and fewer hypotensive episodes.
Conclusions:
- Continuous intravenous infusions of labetalol and/or sodium nitroprusside are superior to bolus injections for managing pediatric hypertensive emergencies.
- This approach ensures better blood pressure control and reduces the risk of neurological complications.