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Follow-up of rheumatic carditis treated with steroids
Gesmar V H Herdy1, Rafael S Gomes, Anna E A Silva
1Departamento de Pediatria da Faculdade de Medicina, Universidade Federal Fluminense, Travessa Antonio Pedro 10/301, Niteroi, Rio de Janeiro CEP-24230030, Brazil. gesmarhaddad@uol.com.br
Insights
Long-term follow-up of children with severe rheumatic carditis treated with corticosteroids shows that adherence to secondary prophylaxis is crucial. Neglecting prophylaxis led to serious sequelae and high recurrence rates, impacting long-term outcomes.
Area of Science:
- Pediatrics
- Cardiology
- Rheumatology
Background:
- Severe rheumatic carditis in children poses significant long-term health risks.
- Corticosteroid therapy is a common treatment for rheumatic carditis.
- Long-term outcomes and the impact of secondary prophylaxis require further investigation.
Purpose of the Study:
- To evaluate the long-term outcomes of children hospitalized for severe rheumatic carditis treated with corticosteroids.
- To assess the impact of secondary prophylaxis adherence on patient sequelae and recurrence.
Main Methods:
- Retrospective analysis of 242 children with severe rheumatic carditis.
- Follow-up of 118 patients for an average of 7.7 years.
- Treatment included antibiotics and either intravenous methylprednisolone or oral prednisone.
Main Results:
- Valve involvement (mitral and/or aortic) was common, with varying patterns between treatment groups.
- Rupture of chordae tendineae occurred in 68% of first-attack patients.
- 49% of patients experienced carditis recurrence due to neglected secondary prophylaxis, leading to re-hospitalization.
- 33% had a favorable outcome, while 6.8% mortality was observed.
Conclusions:
- Adherence to secondary prophylaxis is critical for preventing serious sequelae and recurrence in children with rheumatic carditis.
- Neglect or abandonment of prophylaxis significantly increases the risk of severe complications.
- High rates of abandonment and loss to follow-up were observed, highlighting challenges in long-term management.
Objective:
To present the long-term follow-up of children hospitalised for severe rheumatic carditis who were treated with corticosteroids.
Methods:
This is a retrospective analysis of the outcome of 242 patients with severe rheumatic carditis after discharge from two public hospitals in Niteroi, Brazil. We followed up 118 patients for 4 years or more, with an average of 7.7 years. They were treated with antibiotics to accomplish bacterial eradication and either intravenous methylprednisolone - 40 cases - or oral prednisone - 78 patients - to treat carditis. They were followed up in outpatient clinic.
Results:
Cardiac failure was categorised as classes III and IV according to the New York Heart Association classification. In the intravenous corticosteroid group, 21 cases (52.5%) had isolated mitral valve regurgitation, 12 (30%) had mitral plus aortic involvement, and seven (17.5%) had aortic lesion only. In the oral prednisone group, 45 (58%) had mitral valve regurgitation only, 27 (34%) had mitral plus aortic involvement, and six (8%) had aortic lesion only. A total of 28 children were in their first disease attack, of whom 19 (68%) had a rupture of chordae tendineae. A total of 58 patients (49%) sustained recurrence of carditis because of neglected secondary prophylaxis. In all, 19 cases (16%) underwent cardiac surgery - valve replacement or valvuloplasty. In 33% of the cases, the outcome was favourable - asymptomatic at follow-up. The overall mortality rate was 6.8%.
Conclusion:
Many critically ill patients who complied with secondary prophylaxis were left with minor injuries, whereas those who neglected it or abandoned it had serious sequelae. The rate of abandonment and loss to follow-up was very high. Many cases (49%) were re-hospitalised because of carditis recurrence.
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