The Single Most Important Physical Sign of Primary Syphilis Is

Question

The single most important physical sign of primary syphilis is
A) the chancre.
B) a skin rash.
C) paralysis.
D) an acute eye infection.

Accepted Answer

The chancre is a painless sore that appears at the site of infection in primary syphilis. It is generally the first sign of syphilis and is highly infectious.