Question 111 (part 2) · LDEK · Anesthesia and pharmacology in conservative dentistry
Face skin anemia is one of the complications post local anesthesia used in dentistry. Choose true statements regarding this complication:
1) it is a consequence of intravascular administration of local anesthetic with or without vasoconstrictors;
2) it resolves in around 5 to 45 minutes;
3) in order to avoid this complication, aspiration in at least two dimensions is advised;
4) performing aspiration is always an effective method of avoiding this complication;
5) such complication occurs after around 30 to 60 minutes after intravascular administering of the anesthetic.
Correct answer is:
2) it resolves in around 5 to 45 minutes;
3) in order to avoid this complication, aspiration in at least two dimensions is advised;
4) performing aspiration is always an effective method of avoiding this complication;
5) such complication occurs after around 30 to 60 minutes after intravascular administering of the anesthetic.
Correct answer is:
- A. 1,3,4,5.
- B. 1,2,3,5.
- C. 2,3,4.
- D. 2,3.
- E. 4,5.
Hint
Facial blanching usually reflects reflex arterial spasm; consider when it appears, how long it lasts and how reliable aspiration is.
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