Carotid sinus hypersensitivity (CSH)
Written and reviewed by Dr Ibrahim Imam, Consultant Neurologist. Last reviewed .
Carotid sinus hypersensitivity (CSH). CSH accounts for about 15% of recurrent syncope. Fully referenced neurology checklist.
Demographic features
- CSH accounts for about 15% of recurrent syncope
- More than 40% of subjects are over the age of 80 years
- There are no subjects under the age of 50 years
Provoking factors
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Clinical features
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Investigation: carotid sinus massage
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Treatment
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References
- Humm AM, Mathias CJ. Unexplained syncope-is screening for carotid sinus hypersensitivity indicated in all patients aged >40 years? JNNP 2006; 77:1267-1270.
- Bartoletti A, Fabiani P, Bagnoli L, et al. Physical injuries caused by a transient loss of consciousness: main clinical characteristics of patients and diagnostic contribution of carotid sinus massage. Eur Heart J 2008; 29:618-624.
- McKeon A, Vaughan C, Delanty N. Seizure versus syncope. Lancet Neurol 2006; 5:171-180.
- Moya A, Sutton R, Ammirati F, et al. Guidelines for the diagnosis and management of syncope (version 2009). Eur Heart J 2009; 30:2631-2671.
- Parry SW, Steen N, Bexton RS, Tynan M, Kenny RA. Pacing in elderly recurrent fallers with carotid sinus hypersensitivity: a randomised, double-blind, placebo controlled crossover trial. Heat 2009; 95:405-409.
