TABLE 3.

Clinical and serological characteristics of the four patients with chronic brucellosis

Patient	Blood culture	Titera in:			Symptoms	Duration of symptoms (mo)
		SAT	Coombs test	Brucellacapt test
Bcr1	Positive	40	640	1,280	Fever, sacroiliac inflammation	5
Bcr2	Positive	0	1,280	2,560	Fever, arthritis	6
Bcr3	Negative	0	5,120	20,480	Fever, arthralgia	6
Bcr4	Positive	160	640	2,560	Fever, sacroiliac inflammation	3

^aInverse titer.