CRP and lymphopenia: Children with MIS-C had high inflammation (median C-reactive protein [CRP] 16.0 mg/dL, IQR 7.8–24.0); lymphopenia (median absolute lymphocyte count of 0.91 × 103/mL, IQR 0.53–1.35); and coagulopathy (median D-dimer 3.1 mcg/mL, IQR 1.5–6.2).