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Pediculosis pubis (also known as "crabs" and "pubic lice") is an infestation by the pubic louse, Pthirus pubis, a wingless insect which feeds on blood and lays its eggs (nits) on mainly pubic hair. Less commonly, hair near the anus, armpit, beard, eyebrows, moustache, and eyelashes may be involved.
The World Health Organization (WHO) has recommended the more inclusive term sexually transmitted infection since 1999. [9] Public health officials originally introduced the term sexually transmitted infection, which clinicians are increasingly using alongside the term sexually transmitted disease in order to distinguish it from the former.
Crab lice found on the head or eyelashes of children may be an indication of sexual exposure or abuse. [17] Symptoms of crab louse infestation in the pubic area include itching, redness and inflammation. Crab lice are not known to transmit disease; [citation needed] however, secondary bacterial infection can occur from scratching of the skin.
Lymphogranuloma venereum (LGV; also known as climatic bubo, [1] Durand–Nicolas–Favre disease, [1] poradenitis inguinale, [1] lymphogranuloma inguinale, and strumous bubo) [1] is a sexually transmitted infection caused by the invasive serovars L1, L2, L2a, L2b, or L3 of Chlamydia trachomatis. [2] LGV is primarily an infection of lymphatics ...
Venereology is a branch of medicine that is concerned with the study and treatment of sexually transmitted diseases (STDs). The name derives from Roman goddess Venus, associated with love, beauty and fertility. A physician specializing in venereology is called a venereologist. [1]
Gonorrhoea or gonorrhea, colloquially known as the clap, [7] is a sexually transmitted infection (STI) caused by the bacterium Neisseria gonorrhoeae. [8] Infection may involve the genitals, mouth, or rectum. [9] Gonorrhea is spread through sexual contact with an infected person, [1] or from a mother to a child during birth. [1]
Trichomoniasis is a sexually transmitted infection (STI) most often spread by vaginal, oral, or anal sex. [1] It can also spread through genital touching (manual sex). [1] People who are infected may spread the disease even when symptoms are not present. [2]
Chlamydia infections are the most common bacterial sexually transmitted diseases in humans and are the leading cause of infectious blindness worldwide. [2] Species include Chlamydia trachomatis (a human pathogen), Ch. suis (affects only swine), and Ch. muridarum (affects only mice and hamsters). [3]