Cardiovascular syphilis is a tertiary infection that involves the heart and blood vessels. Typically this complication starts with an inflammation of the arteries that can be life-threatening after artery damage. Cardiovascular syphilis is the principal cause of death due to untreated primary and secondary syphilis, which can be significantly avoided. There is evidence from many sources (Bruusgaard, 1929; Turner, 1930) that if 10 percent of all cases of early syphilis are untreated, the cardiovascular system would later be involved. The period at which clinical characteristics are visible can...