Q.Prepare a chart showing information about other STDs, mentioning causal organisms, symptoms and control measures.

The chapter's table covers only syphilis and gonorrhoea; the project extends the same four columns (disease, causal organism, symptoms, control) to the other sexually transmitted infections. …

What the chart should contain. Use the same headings as the chapter's table so the new rows can be compared with syphilis and gonorrhoea: Name of disease, Causative agent (bacterium, virus or protozoan), Infection site and symptoms, Preventive measures, Treatment.

1. AIDS (acquired immunodeficiency syndrome): caused by HIV, a retrovirus; long incubation, then fever, weight loss, repeated infections as the immune system fails; no cure, controlled with antiretroviral drugs; prevented by safe sex, screened blood and sterile needles.
2. Genital herpes: herpes simplex virus (HSV-2 mainly); painful blisters and ulcers on the genitals that recur; antiviral drugs relieve but do not cure; prevented by condoms and avoiding contact during outbreaks.
3. Genital warts: human papilloma virus (HPV); warty growths on the genitals, some strains linked to cervical cancer; removed surgically or chemically; prevented by the HPV vaccine and condoms.
4. Hepatitis B: hepatitis B virus; jaundice, fatigue, liver damage, may become chronic; antiviral treatment; prevented by vaccination, safe sex and screened blood.
5. Chlamydiasis: the bacterium Chlamydia trachomatis; often silent, otherwise discharge and burning on urination, pelvic inflammation and infertility in women; cured with antibiotics.
6. Trichomoniasis: the protozoan Trichomonas vaginalis; frothy discharge, itching and burning; cured with metronidazole.
7. Chancroid: the bacterium Haemophilus ducreyi; painful genital ulcers and swollen groin nodes; cured with antibiotics. …