Table 2.

Definition of prosthetic joint infection

	MSIS		IDSA		International consensus
	Main criteria	Supportive criteria	Main criteria	Supportive criteria	Main criteria	Supportive criteria
Sinus tract	o		o		o
Identical microorganisms isolated form 2 or more cultures	o		o		o
Purulence surrounding the prosthesis		o	o
Inflammation in histological examination of prosthetic tissue		o		o		o
Single positive culture		o				o
Single positive culture with virulent microorganism				o
Elevated synovial fluid leukocyte count		o				o
Elevated synovial fluid neutrophil percentage		o				o
Elevated serum ESR and CRP values		o				o