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A little-known sexually transmitted infection could become a superbug within the next 10 years if the way it is diagnosed and treated isn’t changed, experts have warned. Mycoplasma genitalium ...
Untreated, it can lead to complications and death. [67] Clinical manifestations of syphilis include the ulceration of the uro-genital tract, mouth or rectum; if left untreated the symptoms worsen. In recent years, the prevalence of syphilis has declined in Western Europe, but it has increased in Eastern Europe (former Soviet states).
Phase variation is similar to antigenic variation, but instead of changes at the genetic level altering the composition of molecules, these genetic changes result in the activation or deactivation of a gene. [9] Phase variation most often arises from a frameshift in the expressed gene. [9]
Chlamydia, also a bacterial STI, is often asymptomatic, but left untreated can cause permanent damage to a woman’s reproductive system, making it difficult or impossible to become pregnant.
Untreated gonorrhea can lead to major complications, such as: Infertility in women. Gonorrhea can spread into the uterus and fallopian tubes, causing pelvic inflammatory disease (PID). PID can result in scarring of the tubes, greater risk of pregnancy complications and infertility, and can be fatal, particularly in the immunocompromised.
Untreated PID can result in long-term complications including infertility, ectopic pregnancy, chronic pelvic pain, and cancer. [2] [3] [4] The disease is caused by bacteria that spread from the vagina and cervix. [5] It has been reported that infections by Neisseria gonorrhoeae or Chlamydia trachomatis are present in 75 to 90 percent of cases. [2]
The infection can lead to painful genital sores and blisters that typically recur in random episodes throughout life. In 2020, more than 200 million people in the same age group suffered at least ...
Following treatment, people should be tested again after three months. [2] Chlamydia is one of the most common sexually transmitted infections, affecting about 4.2% of women and 2.7% of men worldwide. [4] [5] In 2015, about 61 million new cases occurred globally. [11] In the United States, about 1.4 million cases were reported in 2014. [3]