New test has no added value in Lyme disease of the central nervous system Active Lyme disease of the central nervous system cannot be detected with an ELISpot test.
Regional differences in testing rates underestimate incidence of LGV epidemic Until 2003, Lymphogranuloma venereum (LGV), an aggressive form of chlamydia, was considered to be a rare tropical disease, endemic to Africa, Asia and the Caribbean.