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What are the symptoms of a syphilis infection?
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The main symptom of a syphilis infection is a rash. Other symptoms include sore throat, fever, fatigue, and swollen lymph nodes in the groin or armpits. In some cases, a person may also experience headaches, weight loss, and body aches. If left untreated, syphilis can cause serious health problems such as blindness, stroke, and death.