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Arterial hypertension causing leg ulcers
C A Henderson1, A S Highet, S A Lane
1Department of Dermatology, York District Hospital, UK.
Insights
Hypertensive leg ulcers show reduced arteriole lumen/wall ratios. Surgical treatment, like excision and grafting, led to healing in most patients, improving outcomes for this specific ulcer type.
Area of Science:
- Vascular Medicine
- Dermatology
- Pathology
Background:
- Hypertensive leg ulcers are a distinct clinical entity.
- Understanding their unique pathological features is crucial for effective management.
- Previous studies have not fully elucidated the arteriolar changes in these ulcers.
Purpose of the Study:
- To describe the clinical and histological characteristics of hypertensive leg ulcers.
- To compare arteriolar morphology in hypertensive leg ulcers with other chronic leg ulcers.
- To evaluate the efficacy of surgical interventions for hypertensive leg ulcers.
Main Methods:
- Clinical assessment of 16 patients with hypertensive leg ulcers.
- Histological examination of arteriolar lumen/wall ratio at ulcer edges.
- Comparison with arteriolar ratios from other chronic leg ulcer types.
- Tracking healing outcomes after treatment, primarily excision and grafting.
Main Results:
- A significantly reduced lumen/wall ratio in arterioles was observed in hypertensive leg ulcers (P < 0.001).
- Concurrent conditions like venous hypertension or arterial disease were noted in some patients.
- Nineteen out of 22 ulcers achieved complete healing within a mean of 4.9 months.
Conclusions:
- Hypertensive leg ulcers exhibit characteristic arteriolar changes.
- Accurate diagnosis facilitates appropriate treatment selection, often surgical.
- Excision and grafting promote timely healing of hypertensive leg ulcers.
Abstract:
We report clinical and histological features of 16 consecutive patients with hypertensive leg ulcers. The lumen/wall ratio in arterioles at the edges of these hypertensive leg ulcers was compared with that in other types of chronic leg ulcers and was found to be significantly reduced (P < 0.001). Additional conditions such as venous hypertension or main vessel arterial disease contributed. Nineteen of 22 ulcers were completely healed after a mean of 4.9 months. Recognition of this condition enables correct treatment choice, which usually involves excision and grafting, and early healing.