Summary of Viral STDs
Viruses are obligate intracellular parasites that reproduce only after infecting host cells.
Several major viral STDs are included in this section: Herpes simplex virus, human
papilloma virus, hepatitis viruses, and hum
Viral STD - Terms
Fungi - Any of a major group (Fungi) of saprophytic and parasitic spore-producing organisms
usually classified as plants that lack chlorophyll and include molds, rusts, mildews, smuts,
mushrooms, and yeasts.
Protozoan - Any
Summary of Viral STDs cont.
Signs, Symptoms and Treatment
Primary infection refers to an initial infection with HSV. Fifty to 70 percent of people will
develop a fever, aches, and headache in addition to symptoms in the genital region.
Trichomniasis of the genitourinary tract is caused by Trichomonas vaginalis, a pearshaped, highly motile protozoan that replicates by binary fission. The organism is
prevalent in the United States, with about 3 million cases a
STD: NONBACTERIAL AND NONVIRAL TERMS
Chancroid - A venereal disease caused by a hemophilic bacterium (Hemophilus ducreyi) and
characterized by chancres unlike those of syphilis in lacking firm indurated margins- called also soft
STD Bacterial Terms
Asymptomatic - Presenting no symptoms of disease.
Etiology - All of the causes of a disease or abnormal condition
Urogenital - Of, relating to, or being the organs or functions of excretion and reproduction.
Prevention of STDs
The fact that many STDs resist treatment and will continue to affect their hosts for life is
only one reason why prevention of STDs is the best way to control them. The costs
attributed to STDs in the U.S. and abroad are h
Overview of the Etiologic Agent
Rates of gonorrhea in the United States were highest between 1960 and 1975; in 1975, a national
gonorrhea control program helped reduce the spread of the disease, and rates have been declining
Signs, Symptoms, and Treatment
The signs and symptoms of gonorrhea differ between men and women. For men, the
majority will experience infection in their urethra, causing painful urination and
discharge, usually pus from the penis.
Epidemiology of STDs
The Centers for Disease Control and Prevention (CDC) in Atlanta estimate that about 12 million
U.S. residents develop an STD each year, and that at least 50 percent of all people in the U.S.
will develop an STD at some t