Trauma mnemonic

Features of acute compartment syndrome

The mnemonic

The 5 Ps

What each word stands for

  • PPain, out of proportion and on passive stretch
  • PPallor
  • PParaesthesia
  • PParalysis
  • PPulselessness

Why it matters clinically

Needs urgent fasciotomy. Do not wait for all five signs.

Where it stops being reliable

Pulselessness and paralysis are late signs, and pulses are often present in compartment syndrome. Pain on passive stretch is the earliest reliable sign.

Teaching aid, still awaiting independent review. Confirm facts in a standard source.

More mnemonics

Common questions

What is the Trauma mnemonic?

The 5 Ps. It helps you recall: Features of acute compartment syndrome.

What does "P" stand for?

Pulselessness

What are all the parts of the The 5 Ps mnemonic?

P: Pain, out of proportion and on passive stretch; P: Pallor; P: Paraesthesia; P: Paralysis; P: Pulselessness.

Which topic does this mnemonic belong to?

It belongs to Trauma in Orthopaedics.

Where does this mnemonic stop being reliable?

Pulselessness and paralysis are late signs, and pulses are often present in compartment syndrome. Pain on passive stretch is the earliest reliable sign.

How is this useful clinically?

Needs urgent fasciotomy. Do not wait for all five signs.

How do I make this mnemonic stick?

Say it aloud, write it from memory tomorrow, then again in a week. Then test yourself on a Orthopaedics question about Trauma.

Is this a standard mnemonic?

It is a teaching aid written or adapted by our team. Some resemble ones students share informally. Check any fact that matters in a standard source.