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Sexually transmitted diseases “Venereal Diseases” Example Bacterial STDs Gonorrhea Syphilis Chlamydia Example Viral STDs Herpes genital warts HIV. Question. How do bacterial STDs cause infection? Urethra Fallopian tubes Testis and ovaries PID. Question.
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Sexually transmitted diseases “Venereal Diseases” Example Bacterial STDs Gonorrhea Syphilis Chlamydia Example Viral STDs Herpes genital warts HIV Question Bacterial STDs
How do bacterial STDs cause infection? Urethra Fallopian tubes Testis and ovaries PID Question Bacterial STDs
What are characteristics of: • Gonorrhea & Chlamydia • Chlamydia most common • in males • -- thick, yellowish pus • In females • -- vaginal irritation, discharge, etc • …Syphilis • 3 stages • Primary (1O) syphilis • ‘chancre’ lesion • Secondary (2O) syphilis • rash • Tertiary syphilis Question Bacterial STDs
A Souvenir of London Bought a souvenir in London got to hide it from my mum. Can't declare it at the customs, but I'll have to take it home. Tried to keep it confidential, but the news is leaking out. Got a souvenir of London. There's a lot of it about. Yes I've found a bit of London, and I'd like to lose it quick. Got to show it to my doctor, 'cos it isn't going to shrink. Want to keep it confidential, but the truth is leaking out. Got a souvenir of London. There's a lot of it about. by Procol Harum, 1973 ASoL Bacterial STDs
Viral STDs How are viruses different from bacteria? Why are viral diseases more difficult to treat? Bacterial STDs
Viral STDs Herpes (Herpes simplex virus) HSV-I : oral fever blisters HSV-II: genital herpes Human papilloma viruses genital warts cervical cancer HIV Attacks cells of the immune system -- T-cells Bacterial STDs
AIDS What are the clinical stages of an HIV infection? 1. Acute symptomatic 2. Chronic asymptomatic 3. AIDS There is no cure What about a vaccine? Question Bacterial STDs
How does HIV cause death? -- AIDS-associated diseases Bacterial STDs
AIDS Epidemiology Incidence Transmission HIV-I vs HIV-II Cost of AIDS drugs What about an AIDS vaccine?? Question Bacterial STDs