ASA Physical Status Classification System
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System to assess the fitness of patients before surgery

  • Status 1: Healthy patient
  • Status 2: Mild systemic disease
  • Status 3: Severe systemic disease
  • Status 4: Severe systemic disease that is a constant threat to life
  • Status 5: A moribund patient who is not expected to survive without the operation
  • Status 6: Declared brain-dead patient whose organs are being removed for donor purposes

In an emergency, the physical status classification is indicated with an E after for example “3E”

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Dr Tom Leach

Dr Tom Leach MBChB DCH EMCert(ACEM) currently works as a GP Registrar and an Emergency Department CMO in Australia. He is also a Clinical Associate Lecturer at the Australian National University. After graduating from his medical degree at the University of Manchester in 2011, Tom completed his Foundation Training at Bolton Royal Hospital, before moving to Australia in 2013. He started almostadoctor whilst a third year medical student in 2009. Read full bio

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