LA – Toxicity

We are regularly doing femoral blocks next to major vessels. So warn the patient of the symptoms, & keep them monitored(at least 15 min).

Symptoms of local anaesthetic toxicity

  • Circumoral and/or tongue numbness
  • Metallic taste
  • Lightheadedness/Dizziness
  • Visual/Auditory disturbances (blurred vision/tinnitus)
  • Confused/Drowsiness/Fitting
  • Arrhythmia

Remember – Do basics WELL

  • Intralipid – in emergency drug cupboard
    • Bolus – 1.5ml/kg 20% lipid solution over 1min
    • also start Infusion – 15ml/kg/hr 20% lipid solution

PDF:la_tox

 

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.