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Rheumatic heart disease in children in developing countries
Insights
Rheumatic heart disease in Nigerian children often presents late, with skin ulcers potentially contributing to acute rheumatic fever. Early diagnosis and management are crucial in developing nations.
Area of Science:
- Pediatrics
- Cardiology
- Infectious Diseases
Background:
- Rheumatic heart disease (RHD) is a significant global health concern, particularly in developing countries.
- Early diagnosis and management of RHD are critical for preventing severe cardiac complications.
- The etiology of acute rheumatic fever (ARF) may differ in tropical regions compared to developed countries.
Purpose of the Study:
- To describe the clinical features of RHD in Nigerian children.
- To investigate the potential role of skin ulcers in the pathogenesis of ARF in developing countries.
- To discuss challenges in diagnosing and managing RHD in tropical settings.
Main Methods:
- Retrospective review of 31 Nigerian children (aged 5-11 years) diagnosed with RHD.
- Analysis of clinical presentations, cardiac status, and history of ARF.
- Discussion of diagnostic and management strategies, including prophylaxis.
Main Results:
- The majority of children presented with advanced cardiac failure.
- A history of ARF was present in approximately 23% of cases.
- Skin ulcers are proposed as a significant source of beta-hemolytic streptococcal infection in RHD etiology.
Conclusions:
- RHD in Nigerian children is often diagnosed at a late stage of cardiac compromise.
- Skin infections may play a more prominent role in ARF development in developing countries than previously recognized.
- Effective diagnosis, management, and prophylaxis of RHD remain significant challenges in tropical regions.
Abstract:
The features of rheumatic heart disease in 31 Nigerian children aged 5-11 years are presented. The majority of these children sought medical attention when they were in advanced cardiac failure. In approximately 23% of the children a past history of acute rheumatic fever was obtained. It is suggested that in developing countries, skin ulcers may be as important a focus of beta-haemolytic streptococcal infection as the throat is in developed countries in the aetiology of acute rheumatic fever. Rheumatic heart disease in developing countries present two main problems, namely, diagnosis and management including prophylaxis. The differential diagnosis of rheumatic heart disease in some tropical countries and the factors which affect the management of the disease are discussed.