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Abdominal microaneurysms in rheumatoid arthritis.

E Hitter¹, L Williame, R Chappel

¹Department of Internal Medicine, Algemeen Ziekenhuis Middelheim, Antwerp, Belgium.

British Journal of Rheumatology

|June 1, 1988

Summary

Systemic vasculitis can complicate rheumatoid arthritis (RA), affecting small and medium blood vessels. Angiography is valuable for diagnosing these RA-related vascular complications.

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Area of Science:

Rheumatology
Vascular Medicine
Radiology

Background:

Rheumatoid arthritis (RA) is a chronic autoimmune disease primarily affecting joints.
Systemic complications of RA can involve various organs and vasculature.
Vasculitis is a known, though less common, extra-articular manifestation of RA.

Observation:

A 55-year-old male patient with long-standing classical rheumatoid arthritis presented with systemic vasculitis.
Clinical examination revealed digital and cutaneous vasculitis.
Angiographic imaging identified widespread microaneurysms in the renal and coeliac arteries.

Findings:

The patient exhibited simultaneous, diverse vasculitic lesions affecting both small (digital, cutaneous) and medium-sized (renal, coeliac arteries) vessels.
Aneurysm formation was noted in the affected medium-sized arteries.
This case highlights the varied vascular manifestations possible in rheumatoid arthritis.

Implications:

The findings underscore the importance of comprehensive vascular evaluation in rheumatoid arthritis patients presenting with systemic symptoms.
Angiography plays a crucial role in diagnosing and characterizing vasculitic complications in RA, including microaneurysms.
Recognizing these diverse patterns aids in timely management and prevention of severe outcomes associated with rheumatoid arthritis-associated vasculitis.

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