Cardiac arrhythmia triggered by diuretic-induced hyponatremia
1MD (USM), FRCP (EDINBURGH) Department of Cardiology, Sultanah Aminah Hospital, 8 Jalan Masjid Abu Bakar, 80100 Johor Bahru Johor, Malaysia. luhoutee@gmail.com.
Summary
Diuretics are effective for hypertension but can cause electrolyte issues. This case highlights indapamide-induced hyponatremia and hypokalemia, emphasizing the need for careful patient monitoring.
Area of Science:
- Pharmacology
- Nephrology
- Cardiology
Background:
- Diuretics are recommended for hypertension and heart failure management.
- Electrolyte disturbances and metabolic side effects are potential risks associated with diuretic use.
- Diuretic-induced hyponatremia may be more common than typically recognized.
Observation:
- An unusual case of indapamide-induced hyponatremia and hypokalemia is presented.
- The patient experienced cardiac arrhythmia as a complication of the electrolyte imbalance.
- The adverse drug reaction was reversible and not life-threatening.
Findings:
- Indapamide, a commonly prescribed diuretic, can lead to severe electrolyte abnormalities.
- Hyponatremia and hypokalemia can manifest with serious complications like cardiac arrhythmias.
- Prompt identification and management of diuretic-induced side effects are crucial.
Implications:
- This case underscores the importance of vigilant monitoring for electrolyte disturbances in patients taking diuretics.
- Healthcare providers should consider diuretic-induced hyponatremia in patients presenting with relevant symptoms.
- Awareness and careful evaluation are necessary to prevent and manage adverse drug reactions associated with diuretics.
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