Punched out edge of ulcer

# Punched out edge is characteristic of which type of ulcer?
a) Tuberculosis
b) Rodent
c) Syphilitic
d) Non specific

The correct answer is C. Syphilitic.

•  Non-specific ulcer = Shelving edge
• Tuberculous ulcer = Undermined edge
• Rodent ulcer = Raised, pearly white and beaded 
• Squamous cell carcinoma = Rolled out, everted 
• Syphilitic = Punched out edge; Base covered with wash leather slough

CLICK HERE TO PRACTICE MORE MCQs.