Kids who develop a rare Kawasaki-like inflammatory syndrome after witnessing COVID recover within three months.
Kids who develop a rare Kawasaki-like inflammatory syndrome after witnessing COVID recover within three months, stated a new study. While COVID-19 poses less risk of death or serious illness in children, some experienced multi-system inflammatory syndrome (MIS-C).
‘Kawasaki alike condition is triggered by an overreaction in the immune system to fight off a COVID infection and sees the body attack healthy cells.’
MIS-C, also known as pediatric inflammatory multisystem syndrome (PIMS), causes swelling throughout the body, including around vital organs such as the heart. Some children also developed Kawasaki-like multisystem inflammatory conditions, including a high temperature, rash, tiredness, and stomach pain. In rare cases, some children may require intensive care.
Researchers from the University of Pennsylvania conducted a study of 120 children -- half of whom were hospitalized with MIS-C and found they all had normal heart function within a week, Daily Mail reported.
The study, published in the Journal of the American Heart Association, showed that recovery among these children was excellent.
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"Our findings may also provide guidance for a gradual return to playing sports after cardiac clearance three to four months later," he added.
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The children, who were mostly boys and aged 10 on average, were treated with intravenous immunoglobulin -- an antibody treatment that helps fight off infection -- or corticosteroids, which calm down the immune system.
Then they compared the findings to a control group of 60 children who did not have COVID or heart problems.
While all the MIS-C patients' heart function improved quickly within the first week, even patients with "significant cardiac abnormalities" saw their changes resolved within three months.
Seven percent of the hospitalized children had some heart malfunction when first admitted, but this had disappeared three months later.
Eight in 10 patients lost some contractile function -- the ability of the heart to contract and pump blood -- when they were most unwell, but three to four months later, this had also returned to normal, the report said.
And the condition did not cause any long-lasting problems in the coronary arteries, which are responsible for supplying blood to the heart.
But the researchers warned MIS-C and COVID are still new illnesses, so it is yet to be determined if sufferers' hearts have any problems beyond four months after they were diagnosed with heart problems, the report said.
Source-IANS