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[Postural hypotension with non-neurogenic triggers in the elderly]
C Padrino1, D García-García, V Belda
1Servicio de Neurofisiología Clínica, Hospital General La Paz, Madrid, España.
Revista De Neurologia
|July 11, 1998
Summary
Orthostatic hypotension (OH) in the elderly is often triggered by non-autonomic factors like arrhythmias or medications. Correcting these underlying issues can resolve OH symptoms, highlighting the need for comprehensive patient evaluation.
Area of Science:
- Gerontology
- Cardiology
- Neurology
Background:
- Orthostatic hypotension (OH) is a common cause for autonomic testing, particularly in young patients with syncope and adults over 60.
- Aging impairs baroreflex sensitivity, affecting blood pressure regulation and accommodation to hemodynamic changes.
- Non-neurogenic triggers, including electrolyte imbalances, arrhythmias, and drug side effects, can precipitate OH symptoms.
Observation:
- A review of elderly patients (over 60) with OH symptoms revealed potential non-autonomic triggers in 40 out of 207 cases.
- In patients with identified triggers, no primary autonomic abnormality was detected.
- Specific interventions, such as arrhythmia correction and drug withdrawal, were associated with symptom resolution.
Findings:
- Correcting arrhythmias resolved OH symptoms in two patients.
- Discontinuing offending medications resolved OH symptoms in four patients.
- These findings suggest that non-autonomic factors are significant contributors to OH in the elderly.
Implications:
- OH in the elderly necessitates a thorough investigation beyond autonomic function testing.
- Identifying and addressing triggers like arrhythmias and medications can effectively manage OH symptoms.
- Long-term monitoring of blood pressure and EKG is crucial for informed therapeutic decisions in elderly OH patients.