Syphilis reaches highest levels recorded in Australia In Hepatitis, HIV, Sexually Transmitted Infections (STIs)September 18, 20141 Min Read S theguardian.com, Thursday 18 September 2014 09.23 AEST Syphilis has reached its highest level recorded in Australia, with the increase almost exclusively among gay men. Read more Australia chlamydia condoms epidemiology gay men hepatitis C (HCV) HIV (human immunodeficiency virus) Human Papillomavirus (HPV) liver men who have sex with men (MSM) mortality safer sex Sexually Transmitted Infections (STIs) statistics surveillance syphilis FacebookXReddit