stds - Chapter 20 Sexually Transmitted Diseases Chlamydia...

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Chapter 20 Sexually Transmitted Diseases
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Chlamydia Chlamydia trachomatis is a bacterium that is spread by sexual contact and infects the genital organs of males and females. Approximately 800,000 new cases are reported each year. Adolescent girls have a particularly high rate of infection.
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Symptoms of Chlamydia Men: thin, usually clear discharge and mild discomfort on urination, appearing 7 to 14 days after infection. 50% of cases are asymptomatic. Women: 75% of cases are asymptomatic. Diagnosis: Men - urine sample Women - cell sample from cervix or urine sample
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Treatment of Chlamydia Curable with azithromycin or doxycycline; does not respond to penicillin. Poorly treated or undiagnosed cases may lead to: urethral damage epididymitis (infection of the epididymis) Reiter’s syndrome proctitis in men who had anal intercourse Pelvic Inflammatory Disease (PID) Problems with pregnancy and risks for newborn infants of infected mothers
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Risks from Pelvic Inflammatory Disease (PID) Possible infertility, due to scarring of the fallopian tubes Ectopic (tubal) pregnancy Chronic pelvic pain
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Prevention of Chlamydia Many infected people are asymptomatic and spread the disease unknowingly. Screening programs can are identify, treat, and cure asymptomatic carriers. The best method of prevention is the consistent use of a condom.
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HPV Human papilloma virus causes genital warts: Around the urethral opening of the penis. On the shaft of the penis. On the scrotum. On the vulva. On the walls of the vagina. In the cervix. On the anus.
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HPV The majority of people infected with HPV are asymptomatic. HPV is the single most important risk factor for cervical cancer. Also associated with cancer of the penis and the anus. Individuals infected by oral sex have an increased risk of cancers of the mouth and throat.
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Diagnosing and Treating HPV Diagnosis is done by inspecting the warts or analyzing DNA of the patient. Several treatments are available: Podophyllin acid or bichloroacetic acid - applied directly to the warts Cryotherapy - warts are frozen off Laser therapy can also be used to destroy the warts. Several vaccines are currently being tested.
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Genital Herpes A disease of the genital organs caused by a herpes simplex virus (HSV-1or HSV-2). 22% of Americans 12 years or older (45 million people) are infected by genital herpes. Symptoms - small, painful bumps or blisters Usually found on the vaginal lips, penis, or anus
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Genital Herpes: Treatment Drug acyclovir prevents or reduces recurring symptoms, but there is no cure. Valacyclovir and famciclovir are new
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This note was uploaded on 04/27/2008 for the course BIO 50.230 taught by Professor Wassmer during the Fall '07 term at Bloomsburg.

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stds - Chapter 20 Sexually Transmitted Diseases Chlamydia...

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