List of important Anesthesia Mnemonics

Anesthesia mnemonics for easy memorization of forgetful stuff. They are specially helpful for USMLE and other licensing exams. This is ever growing dynamic list of mnemonics, please add yours comments to them.

Anaesthesia machine/room check


  • Monitors (EKG, SpO2, EtCO2, etc.)

  • Suction

  • Machine check (according to ASA guidelines)

  • Airway equipment (ETT, laryngoscope, oral/nasal airway)

  • IV equipment

  • Drugs (emergency, inductions, NMBs, etc.)

Endotracheal intubation: diagnosis of poor bilateral breath sounds after intubation


  • Displaced (usually right mainstem, pyreform fossa, etc.)
  • Obstruction (kinked or bitten tube, mucous plug, etc.)
  • Pneumothorax (collapsed lung)
  • Esophagus

General anaesthesia: equipment check prior to inducing


  • Masks
  • Airways
  • Laryngoscopes
  • Endotracheal tubes
  • Suction/Stylette, bougie

Spinal anaesthesia agents

Little Boys Prefer Toys”:

  • Lidocaine
  • Bupivacaine
  • Procaine
  • Tetracaine

Xylocaine: where not to use with epinephrine

“Ears, nose, hose, fingers, and toes”

  • The vasoconstrictive effects of xylocaine with epinephrine are helpful in providing hemostasis while suturing; however, they may also cause local ischemic necrosis in distal structures such as the digits, tip of nose, penis, ears, etc.

“Digital PEN” – digits, penis, ear, nose

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