Table 2.

Stratifying common properties among MIS-C and MIS-C like conditions (7, 23, 85, 89–98).

	MIS-C	KD	KDTSS	TSS	ARC
IL-1β	↑	↑	↑	↑	↑
CBC changes for WBC & platelets	↑	↑	↑	↑	↑
Tissue findings
Myocarditis	+	+	+	–	–
Vasculopathy	+	+	+	+	+
Role of
Superantigen	+/−	+/−	+/−	+	+
Oligoclonal antibody	?	+	+	–	+
Complement activation	+/−	+/−	+/−	+	+

↑ means elevated, + means present, − means absent, ? means unknown, +/− means sometimes present.