Lymphogranuloma venereum

The L1, L2, and L3 strains are more invasive than those causing most anogenital infections.[1][1]–[4][2] Before 2004, LGV was rare in Canada, but has since become endemic. Between 2013 and 2020, 2052 C. trachomatis isolates forwarded to the National Microbiology Laboratory tested positive for LGV-