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Echocardiographic Findings in Children with Multisystem Inflammatory Syndrome from Initial Presentation to the First
Muhammet Bulut1, Filiz Ekici1, Tuğçe Tural Kara2
1Department of Pediatric Cardiology, Akdeniz University Faculty of Medicine, Antalya, Turkey.
Insights
Multisystem inflammatory syndrome in children (MIS-C) linked to COVID-19 often causes temporary heart issues. Most children recover quickly, but long-term monitoring of coronary arteries is recommended.
Area of Science:
- Pediatrics
- Cardiology
- Infectious Diseases
Background:
- Multisystem inflammatory syndrome (MIS) in children is a serious condition linked to SARS-CoV-2 infection.
- Cardiovascular involvement is a significant concern in pediatric MIS cases.
Purpose of the Study:
- To assess clinical and echocardiographic features of MIS-C in children.
- To determine early and mid-term cardiovascular outcomes in pediatric MIS-C patients.
Main Methods:
- Retrospective evaluation of 38 children diagnosed with MIS-C between November 2020 and November 2021.
- Serial cardiovascular evaluations including echocardiography during hospitalization and follow-up visits up to 24 weeks.
Main Results:
- 25 out of 38 children had cardiovascular involvement, with left ventricular dysfunction and coronary abnormalities noted in 11 cases each on admission.
- Cardiovascular involvement was more prevalent in males and children over 10 years old.
- While mortality was 2.6%, most patients showed rapid recovery, though 5 cases had persistent coronary abnormalities.
Conclusions:
- Cardiovascular abnormalities associated with MIS-C in children generally resolve rapidly within the first month.
- Long-term follow-up, particularly for coronary artery health, is advised for pediatric MIS-C patients.
Objective:
We aimed to evaluate clinical and echocardiographic features of the children diag- nosed with multisystem inflammatory syndrome related to severe acute respiratory syndrome coronavirus-2 infection and determine early and mid-term cardiovascular outcomes.
Materials And Methods:
We retrospectively evaluated 38 children who were diagnosed with multisystem inflammatory syndrome in our hospital between November 2020 and November 2021. Cardiovascular evaluations were performed during hospitalization, at the first, the second, and the third months after discharge, and then cardiac evaluation was repeated at 3-month intervals until a median of 24 weeks (range: 9-56 weeks).
Results:
The mean age of patients was 9.6 years and 25 patients had cardiovascular involve- ment. Echocardiography showed that there was left ventricular dysfunction in 11 cases and any coronary abnormalities in 11 cases on admission. Cardiovascular involvement was most fre- quently seen in patients older than 10 years and of male sex. Severe clinical courses occurred in half of them. The mortality rate was 2.6% during hospitalization. At discharge, complete recovery was achieved in 30 cases and partial recovery was seen in 6 cases; there were 1 case with ventricular dysfunction and 5 cases with coronary abnormalities. At the last polyclinic visit, there was no case with symptoms or myocardial dysfunction, there was only 1 case with persist- ing coronary aneurysms.
Conclusion:
Cardiovascular abnormalities in patients with multisystem inflammatory syndrome show rapid resolution within the first month. We recommend long-term follow-up evaluation for coronary arteries.
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