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Latent syphilis has no symptoms and can last years. [2] In tertiary syphilis, there are gummas (soft, non-cancerous growths), neurological problems, or heart symptoms. [3] Syphilis has been known as "the great imitator", because it may cause symptoms similar to many other diseases. [2] [3] Syphilis is most commonly spread through sexual ...
A chancre (/ ˈ ʃ æ ŋ k ər / SHANG-kər) [1] is a painless genital ulcer most commonly formed during the primary stage of syphilis. [2] This infectious lesion forms around 21 days after the initial exposure to Treponema pallidum, the gram-negative spirochaete bacterium causing syphilis, but can range from 10 to 90 days. [2]
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]
Meningeal syphilis (as known as syphilitic aseptic meningitis or meningeal neurosyphilis) is a chronic form of syphilis infection that affects the central nervous system. Treponema pallidum , a spirochate bacterium, is the main cause of syphilis, which spreads drastically throughout the body and can infect all its systems if not treated ...
The decline was driven by a 13% drop in such syphilis diagnoses among gay and bisexual men, who are about 2% of the adult population but have historically accounted for nearly half of such cases.
Syphilis infections are increasing in the United States. [69] Trichomoniasis is a common STI that is caused by infection with a protozoan parasite called Trichomonas vaginalis. [70] Trichomoniasis affects both women and men, but symptoms are more common in women. [71]
Public health officials in Chicago say they have been seeing a worrisome trend: Patients complaining of unusual symptoms like vision and eye problems, headaches, and hearing loss or dizziness ...
Concurrent infection of T. pallidum with human immunodeficiency virus (HIV) has been found to affect the course of syphilis. Syphilis can lie dormant for 10 to 20 years before progressing to neurosyphilis, but HIV may accelerate the rate of the progress. Also, infection with HIV has been found to cause penicillin therapy to fail more often.