The diagnosis is supported or confirmed by growing the bacteria from specimens of spinal fluid or blood, by agglutinationtests or by polymerase chain reaction (PCR).
通过脊髓液或者血液标本培养出细菌，做凝集试验或者聚合酶链反应(PCR)实验，会支持或确认诊断结果。
2
The semiquantitative slide agglutination and single-tube Widal tests had positive predictive values (PPVs) of 25.0% (95% confidence interval, CI: 0.6–80.6) and 20.0% (95% CI: 2.5–55.6), respectively.