Syphilis is a sexually transmitted infection caused by the bacterium Treponema pallidum subspecies pallidum. The signs and symptoms of syphilis vary depending in which of the four stages it... Wikipedia

  • Specialty:  Infectious disease
  • Symptoms:  Firm, painless, non-itchy skin ulcer
  • Causes:  Treponema pallidum usually spread by sex
  • Diagnostic method:  Blood tests, dark field microscopy of infected fluid
  • Differential diagnosis:  Many other diseases
  • Prevention:  Condoms, Long-term monogamous relationships
  • Treatment:  Antibiotics
  • Frequency:  45.4 million / 0.6% (2015, global)
  • Deaths:  107,000 (2015, global)
  • Data Source:  DuckDuckGo