Question 207 · LDEK · Local anesthetics

A local anesthesia is performed in a 5-year-old child (weighing 20 kg) with 2% lidocaine without vasoconstrictors. What is the maximal volume of the anesthetic solution, that can be given to this patient?

  1. A. 10 mL.
  2. B. 7 mL.
  3. C. 5 mL.
  4. D. 3 mL.
  5. E. 1 mL.
Hint

Convert the 2% concentration into mg/mL, then apply the maximum mg/kg dose for plain lidocaine without adrenaline.

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