With sexually transmitted infections (STIs) a major cause of morbidity and mortality throughout the world, the new edition of ABC of Sexually Transmitted Infections is a much–needed introduction and reference guide providing concise and practical information on a range of conditions. This book includes the latest guidance on the prevalence, prevention and treatment of STIs, screening programmes and new testing methods. It features new chapters on service modernisation and new care providers, high risk and special needs groups, the use of the internet for information and education, systemic manifestations and sexually transmitted infections in resource–poor settings. Contraception is also covered, reflecting the increasing integration of STI and contraceptive services