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[Treatment of systemic sclerosis]
1Department of Rheumatology, Radboud University Medical Centre Nijmegen & Rheumatology Centre St Maartenskliniek, PO Box 9101, 6500 HB , Nijmegen, Niederlande. F.vandenHoogen@reuma.umcn.nl
Abstract:
Systemic sclerosis (SSc, scleroderma) is a multisystem disease with a bad prognosis. No drugs have been shown to cure this disease. In view of its pathogenesis, in which immune responses are presumed to play an important role, immune suppressive therapies are widely applied in the treatment of SSc. Recent placebo-controlled trials with cyclophosphamide in patients with SSc complicated by alveolitis, show a modest but significant difference in pulmonary function tests in favour for the cyclophosphamide treated group. Treatment with prostacyclin analogues and endothelin-1 receptor antagonists appear to stabilize pulmonary arterial hypertension, a thus far fatal complication of SSc.
Insights
Systemic sclerosis treatments show modest benefits. Cyclophosphamide improves lung function in scleroderma patients with alveolitis, while other therapies stabilize pulmonary hypertension.
Area of Science:
- Immunology
- Rheumatology
- Pulmonology
Context:
- Systemic sclerosis (SSc), or scleroderma, is a severe multisystem autoimmune disease with limited curative treatment options.
- Immune dysregulation is a key factor in SSc pathogenesis, leading to widespread use of immunosuppressive therapies.
- SSc frequently involves critical organ systems, including the lungs, leading to significant morbidity and mortality.
Purpose:
- To review current therapeutic strategies for systemic sclerosis.
- To evaluate the efficacy of immunosuppressive agents and targeted therapies in managing SSc complications.
- To highlight recent advancements in SSc treatment based on clinical trial data.
Summary:
- Cyclophosphamide demonstrated a modest but significant improvement in pulmonary function tests for SSc patients with alveolitis in placebo-controlled trials.
- Prostacyclin analogues and endothelin-1 receptor antagonists have shown efficacy in stabilizing pulmonary arterial hypertension, a life-threatening SSc complication.
- Current treatments aim to manage disease progression and symptoms rather than provide a cure for systemic sclerosis.
Impact:
- Provides an overview of effective treatments for SSc, including cyclophosphamide for lung involvement and specific agents for pulmonary hypertension.
- Informs clinicians about the current evidence supporting immunosuppressive and targeted therapies in managing severe SSc complications.
- Highlights the need for continued research into novel curative strategies for systemic sclerosis, given its poor prognosis.
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