The mnemonic
Praevia Pain-free, Abruption Agonising
What each word stands for
- PraeviaPainless bleeding, soft uterus, fetus usually well
- AbruptionPainful bleeding, hard tender uterus, fetal distress
Why it matters clinically
Separates two emergencies at the bedside before scanning.
Where it stops being reliable
Concealed abruption can occur with little visible bleeding, and the two can coexist.
Teaching aid, still awaiting independent review. Confirm facts in a standard source.