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"Asymptomatic" Subclavian Steal Syndrome
1Faculty of Medicine, Shimane University, Izumo, JPN.
Cureus
|December 3, 2021
Summary
Subclavian steal syndrome, a condition of reduced blood flow in the subclavian artery, can be asymptomatic. Early detection through blood pressure checks in high-risk patients is crucial for preventing neurological deficits.
Area of Science:
- Vascular Surgery
- Neurology
- Cardiology
Background:
- Subclavian steal syndrome is defined as subclavian artery occlusion or stenosis proximal to the vertebral artery origin, causing reduced distal pressure.
- It can lead to syncope or neurological deficits if untreated, but often remains asymptomatic.
Observation:
- A case report of an 82-year-old male with severe subclavian artery stenosis and significant left-right blood pressure difference is presented.
- The patient exhibited no subjective symptoms of steal syndrome.
Findings:
- Routine blood pressure evaluation and physical examination are vital for early detection of subclavian steal syndrome.
- Patients with hypertension, dyslipidemia, and diabetes are at high vascular risk and require careful monitoring.
Implications:
- Early detection and management of subclavian steal syndrome can prevent serious neurological complications.
- This case highlights the importance of vigilant screening in asymptomatic individuals with vascular risk factors.
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