the elisa procedure was reproducible , and t. pallidum antigens were stable. , a total of 15 csf samples from patients with neurosyphilis , 18 csf samples from patients with syphilis , 12 csf samples from patients treated for syphilis , and 494 csf samples from patients with neurologic or other systemic diseases were tested .
C0027927
neurosyphilis
C0039128
syphilis