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[Blood pressure in arm and finger arteries in rheumatoid arthritis]
Insights
Patients with rheumatoid arthritis show higher blood pressure in forearm and finger arteries compared to controls. This study highlights potential vascular differences in rheumatoid arthritis patients, impacting blood pressure management.
Area of Science:
- Vascular Medicine
- Rheumatology
- Medical Ultrasound
Background:
- Vascular wall alterations are significantly influenced by pressure load.
- Rheumatoid arthritis (RA) is an inflammatory condition that can affect systemic health, including the vasculature.
Purpose of the Study:
- To investigate systolic blood pressure differences in the arteries of the fingers and arms between patients with rheumatoid arthritis and a control group.
- To assess the impact of rheumatoid arthritis on peripheral arterial pressure.
Main Methods:
- Systolic blood pressure was measured using Doppler sonography with a 9.6 MHz ultrasound probe.
- Measurements were taken in the finger and arm arteries of 24 patients with rheumatoid arthritis and 22 age-matched healthy controls.
Main Results:
- Significantly higher blood pressure values were observed in the radial, ulnar, and finger arteries of rheumatoid arthritis patients compared to the control group.
- No significant difference was noted in the upper arm arteries between the groups.
Conclusions:
- Rheumatoid arthritis is associated with elevated systolic blood pressure in distal forearm and finger arteries.
- These findings suggest potential localized vascular changes in rheumatoid arthritis that may warrant further investigation for cardiovascular risk assessment.
Abstract:
The pressure load is critical for vascular wall alteration. Systolic blood pressure was measured by Doppler sonography in the finger and arm arteries of 24 patients with rheumatoid arthritis and compared to a control group (n = 22) of nearly the same age. The transmitter frequency of the ultrasound probe was 9.6 MHz. In contrast to upper arm arteries the blood pressure values of the radial and ulnar arteries in the forearm and the finger arteries were significantly higher (two-sided test a = 2% or 0.1%) in rheumatoid arthritis.