A 9-year-old boy presents with persistent fever for 5 days, severe abdominal pain, vomiting, conjunctival injection, and diffuse rash. Blood pressure is 80/50 mmHg. Laboratory tests show markedly elevated CRP, ferritin, and D-dimer. SARS-CoV-2 antibodies are positive. What is the most likely diagnosis?
C
Multisystem Inflammatory Syndrome in Children (MIS-C)