Type of syndrome	Description		WBC count per HPF (400x)	Bacteria cultures
				VB1*	VB2†	EPS	VB3‡
I. Acute bacterial prostatitis		Acute infection of the prostate gland	> 10	+	+	§	+
II. Chronic bacterial prostatitis		Chronic infection of the prostate gland	> 10	—	—	+	+
III. Chronic pelvic pain syndrome		Chronic pelvic pain in the absence of bacteria localized to the prostate	> 10	—	—	—	—
A. Inflammatory		Significant WBC count in the EPS, VB3, or semen
B. Noninflammatory		Insignificant WBC count in the EPS, VB3, or semen	< 10	—	—	—	—
IV. Asymptomatic prostatitis		WBC count and/or bacteria in the EPS, VB3, semen, or histologic specimens of prostate gland in asymptomatic patients	> 10	—	—	—	—