Question 9 of 15

Click on the correct answer to the following question:

Your HIV positive patient presents with severe gingivitis on #18, 19, 20 and 21. These teeth bleed profusely upon gentle probing. You decide to administer an IAN using lidocaine 2% with epinephrine 1:50,000 for hemostasis.

After administering the nerve block, your patient tells you he has a throbbing headache, he becomes dizzy and also perspires profusely. He also states that his heart is pounding.

What appears to have happened:

  1. overdose of lidocaine
  2. allergic reaction to the lidocaine
  3. overdose of epinephrine
  4. allergic reaction to the epinephrine
  5. syncope