Chapter 22 Sexually Transmitted Infections and AIDS

sexually transmitted infection

an infection caused by any pathogen that spreads from one person to another during sexual contact

trichomoniasis

a sexually transmitted infection caused by a protozoan that infects the urinary tract or vagina

urethritis

inflammation of the lining on the urethra

vaginitis

a vaginal infection or irritation

human papilloma virus

a very common viral sexually transmitted infection

chlamydia

a very common sexually transmitted infection caused by bacteria

pelvic inflammatory disease

a serious infection of the female reproductive organs that can lead to infertility or an ectopic pregnancy

gonorrhea

a bacterial sexually transmitted infection that infects the urinary tract of males and females and the reproductive organs of females

genital herpes

a sexually transmitted infection caused by the herpes simplex virus

syphilis

a serious bacterial sexually transmitted infection that progresses through three distinct stages

chancre

a painless sore that appears during the first stage of syphilis

HIV

an incurable sexually transmitted infection that can lead to AIDS

AIDS

an often fatal disease of the immune system cause by HIV infection

asymptomatic stage

the stage of HIV infection in which the infected person shows no symptoms

opportunistic infection

an infection that attacks a person with a weakened immune system

universal precautions

actions taken by healthcare providers that reduce their risk of coming into contact with blood and body fluids

HIV positive

a person who is diagnosed as being infected with HIV

viral load

the number of virus particles circulating in the body