The mnemonic
TKD
What each word stands for
- TTeeth: Hutchinson's notched peg-shaped incisors
- KKeratitis: interstitial keratitis
- DDeafness: eighth nerve deafness
Why it matters clinically
Classic late congenital syphilis triad.
Where it stops being reliable
Not the early signs such as snuffles and rash.
Teaching aid, still awaiting independent review. Confirm facts in a standard source.