primary syphilis


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Related to primary syphilis: chlamydia, HPV

pri·mar·y syph·i·lis

the first stage of syphilis See: syphilis.

primary syphilis

n.
The first stage of syphilis, characterized by formation of a painless chancre at the point of infection and hardening and swelling of adjacent lymph nodes.

primary syphilis

See syphilis.

primary syphilis

Infectious disease A common STD caused by a spirochete, Treponema pallidum transmitted through sexual contact–especially since toilet seats have been definitively excluded Sobering factoid Risk of contracting syphilis from an infected sex partner after one episode of unprotected sex is 30% Epidemiology US, 100,000 new cases/yr–third most commonly reported STD, gonorrhea is first, herpes is numero dos; it is more common in urban areas, in the south, ages 15 to 25, and may be asymptomatic Stages Primary, secondary, latent–hidden, benign late, tertiary Clinical Usually presents as a small painless ulcer–ie, a chancre, 10 days to 6 wks post exposure which, if on the penis, is easily diagnosed, but not on the labia, cervix, anal area, or mouth Appearance Shallow, sharply defined borders, slightly raised edges, base of the ulcer is clean and free of debris, it is typically painless and indurated; untreated chancres heal spontaneously within 6 to 8 wks, leaving a thin, depressed atrophic scar, signaling the end of the primary stage; T pallidum continues to multiply in the body and, untreated, give rise to secondary syphilis. See Congenital syphilis, Secondary syphilis.

pri·mar·y syph·i·lis

(prī'mar-ē sif'i-lis)
The first stage of syphilis.
See also: syphilis

pri·mar·y syph·i·lis

(prī'mar-ē sif'i-lis)
The first stage of syphilis.
References in periodicals archive ?
The clinicopathologic characteristics of 4 cases of primary syphilis involving the anal canal are described in the Table.
Strong The second line option of oral 100 mg doxycycline recommendation twice a day for 14 days should be adopted for in favour patients suspected as having primary syphilis and for those with a history of penicillin allergy.
dividing once every 30 to 33 hours and inciting an inflammatory response that yields the painless lesion of primary syphilis 10 to 90 days after exposure.
For example, early primary syphilis may be nontreponemal assay-reactive, but treponemal assay-non-reactive using an IgG-only test.
For example, a clinical presentation of symptoms seen during primary syphilis can be explained by a differential diagnosis including balanitis, trauma, erysipelas, genital herpes, and chancroid.
The chancre characteristic of primary syphilis begins as a papule and then erodes.
The importance of these screening tools is shown by past clinical studies that have demonstrated 78% accuracy for the clinical diagnosis of primary syphilis by experienced clinicians.
Condyloma latum appear at the moist site of a primary syphilis chancre that is healing, and the lesions can be infectious so they should not be touched.
Most of the infected women had an early latent infection (59%), whereas 34% were diagnosed with secondary syphilis and 6% with primary syphilis.
The first symptom of primary syphilis is an ulcer called a chancre ("shan-ker").
The primary chancre may still be present in secondary disease and, as is the case with primary syphilis, the signs will resolve spontaneously within 3-12 weeks.
The patient was given a diagnosis of primary syphilis based on his history and the clinical appearance of a syphilitic chancre.