The mnemonic
Rule of Tens
What each word stands for
- 10 weeksAge of the infant
- 10 poundsBody weight
- 10 g/dLHaemoglobin
Why it matters clinically
Confirms the baby is fit for anaesthesia before lip repair.
Where it stops being reliable
Modern practice often repairs at about 3 months, and the palate is repaired later.
Teaching aid, still awaiting independent review. Confirm facts in a standard source.