Syphilis
Primary lesion (chancre)
Secondary lesions
Tertiary - trophic degeneration of knee joint
Teritiary - gumma scar (of buttocks)
Congenital syphilis - early evidence of infection - bullae and vesicular rash
Congenital syphilis - early evidence - osteochondritis of femur and tibia
Congenital syphilis - later evidence - Hutchinson's teeth
Congenital syphilis - later evidence - saddle nose
Congenital syphilis - later evidence - saber shins