Table 2.

Streptococcal Toxic Shock Syndrome

	1	2
Criterion A	Sterile site	Non sterile body site
Criterion B	Hypotension	Clinical and laboratory abnormalities including renal impairment, Liver abnormalities, Acute respiratory distress syndrome, extensive tissue necrosis ie. Necrotising fascitis and erythematous rash (requires two or more for diagnosis)

Criterion A = Isolation of group A Streptococcus

Criterion B = Clinical signs of severity

Definite Case = A1 + B (1+2)

Probable Case = A2 + B (1+2)