Signs of Secondary Stage Syphilis on the Sole of the Foot

Signs of secondary stage syphilis on the sole of the foot. Round, scaly plaques on the soles of the feet and palms of the hands are characteristic of secondary syphilis. Syphilis serology is always positive at this stage.

Picture: HUS Helsinki University Hospital/Skin and Allergy Hospital, text: Eija Hiltunen-Back