Toxic shock-like syndrome and COVID-19: Multisystem inflammatory syndrome in children (MIS-C)

Andrea G Greene1, Mona Saleh1, Eric Roseman1

  • 1SUNY Downstate Health Sciences University, 450 Clarkson Ave., Brooklyn, NY 11203, USA.

Insights

Multisystem Inflammatory Syndrome in Children (MIS-C) can present severely in previously healthy youth after SARS-CoV-2 infection. Early recognition of MIS-C symptoms is crucial for timely emergency department intervention and treatment.

Area of Science:

  • Pediatric Infectious Diseases
  • Critical Care Medicine
  • Public Health

Background:

  • Initial COVID-19 reports in children indicated mild illness, primarily affecting infants and those with comorbidities.
  • A shift occurred post-epidemic peak, with severe presentations emerging in previously healthy children aged 5-19.
  • These severe cases often mimic toxic shock or Kawasaki disease, now termed Multisystem Inflammatory Syndrome in Children (MIS-C).

Observation:

  • This case details an 11-year-old female with SARS-CoV-2 who presented twice to the Emergency Department.
  • Initial symptoms included fever, rash, and pharyngitis.
  • The second presentation revealed distributive shock, multi-organ injury, and systemic inflammation.

Findings:

  • The patient developed fluid-refractory hypotension requiring vasopressors and Pediatric Intensive Care Unit (PICU) admission.
  • Cardiac and renal dysfunction were noted during the second ED visit.
  • The presentation was consistent with Multisystem Inflammatory Syndrome in Children (MIS-C) associated with COVID-19.

Implications:

  • Disseminating information on severe and atypical COVID-19 presentations like MIS-C is vital for the medical community.
  • Healthcare providers must be prepared to rapidly identify and manage MIS-C in pediatric emergency departments.
  • Timely diagnosis and treatment can improve outcomes for children with severe inflammatory responses to SARS-CoV-2.

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