Which of the following would be a key point in explaining to a patient why the practitioner is using cryoanesthesia for the removal of the patient's superficial lesions?
A) There is no need for an injection.
B) Cryoanesthesia has a short duration of action, so it will wear off in a short period of time.
C) The application is painless and requires spraying ethyl chloride for only 30 to 60 seconds.
D) All of the above are true.
Correct Answer:
Verified
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