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A sexually transmitted infection (STI), also referred to as a sexually transmitted disease (STD) and the older term venereal disease (VD), is an infection that is spread by sexual activity, especially vaginal intercourse, anal sex, oral sex, or sometimes manual sex.
It is unable to survive more than a few days without a host. [22] This is due to its small genome (1.14Mbp) failing to encode the metabolic pathways necessary to make most of its macronutrients. [22] It has a slow doubling time of greater than 30 hours. [22] The bacterium is known for its ability to evade the immune system and its invasiveness ...
Diabetes is very common. The Centers for Disease Control and Prevention (CDC) notes that 38.4 million people in the United States are currently living with diabetes. That’s 11.6 percent of the ...
Infected females may experience burning with urination, vaginal discharge, vaginal bleeding between periods, or pelvic pain. [1] Complications in females include pelvic inflammatory disease and in males include inflammation of the epididymis. [1] Many of those infected, however, have no symptoms. [1]
The rates of three STDs — gonorrhea, chlamydia and syphilis — have reached an all-time high in the U.S., according to a new report from the Centers for Disease Control and Prevention.
Treponema pallidum, formerly known as Spirochaeta pallida, is a microaerophilic, gram-negative, spirochaete bacterium with subspecies that cause the diseases syphilis, bejel (also known as endemic syphilis), and yaws. [1] It is known to be transmitted only among humans and baboons. [2]
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.
When symptoms do occur, they typically include small blisters that break open to form painful ulcers. [1] Flu-like symptoms, such as fever, aching, or swollen lymph nodes, may also occur. [2] Onset is typically around 4 days after exposure with symptoms lasting up to 4 weeks. [1] Once infected further outbreaks may occur but are generally ...