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How to tell the difference between chancroid and syphilis

A 30-year-old member asked:
Dr. RADHA SYED
Gynecology 52 years experience
Genital lesions: Chancroid is a soft friable lesion appearing on mons pubis with surface ulceration.Syphillitic ulcers are more defined, smaller , deeper ulcerated are... Read More

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A female asked:
Dr. Donald Pick
Urology 32 years experience
If : If you think you have a sexually transmitted disease, you need to go to a doctor and get tested and treated as soon as possible. You should also notif... Read More
Dr. Hunter Handsfield
Infectious Disease 53 years experience
Professional care: Correct about usually painful versus painless genital sores. But there's been no chancroid in the US for many years, except maybe a few who caught it ... Read More
A 46-year-old member asked:
Dr. Henry Selke
Infectious Disease 16 years experience
Genital ulcers: Herpes, syphilis, donovanosis and chancroid cause genital ulcers. In the us, genital herpes is the most common. A diagnosis of chancroid is a little ... Read More
Dr. Valentin Drezaliu
Obstetrics and Gynecology 20 years experience
Depends: Syphilis is usually painless ulcers while chancroid can be very painfull. This is not always the case. Sometimes the infections can coexists. For syph... Read More
A 48-year-old member asked:
Dr. Carl Rosen
A Verified Doctoranswered
A US doctor answeredLearn more
Different symptoms: Gonorrhea usually causes a pure lent urethral discharge.Syphilis usually has a painless sore on the genitals,mouth, or rectum
A male asked:
Dr. Patrick Kohlitz
Internal Medicine 11 years experience
Diagnosis: Folliculitis has characteristic physical exam finding and likely would not be confused for syphillis. However, the rash of syphillis mimics many othe... Read More
A 44-year-old member asked:
Dr. Martin Raff
Infectious Disease 56 years experience
Stage of disease: Primary syphilis is characterized by the chancre, a firm based ulcer which is not tender. Neurological involvement occurs after the spirochaete disse... Read More
A 43-year-old member asked:
Dr. Ed Friedlander
Pathology 44 years experience
Stage of disease: A chancre is the initial lesion at the point where the syphilis bacterium first entered the body. Usually it's a painless ulcer that feels hard. Syphi... Read More
A 45-year-old member asked:
Dr. Martin Raff
Infectious Disease 56 years experience
Two very different : One is caused by a virus and the other by a type of bacteria called a spirochaete. Both can last a lifetime, but syphilis can be eradicated under mos... Read More
A 29-year-old member asked:
Dr. Simon Rosenberg
Dentistry 46 years experience
Totally Different: Canker sores are called aphthous ulcers, occur exclusively in the mouth and the cause is unknown. A chancre is an ulcer found on genitalia and in the... Read More
A 32-year-old male asked:
Dr. Hunter Handsfield
Infectious Disease 53 years experience
Pain versus painless: Canker sores are typically painful, tender, white. Mucous patches are painless, nontender, usually pink or the same color as other mouth tissues. Curr... Read More

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