Which of the Following Statements About Performing Cryosurgery for Actinic

question 17

Multiple Choice

Which of the following statements about performing cryosurgery for actinic keratosis is true?

• A)It is better to slightly overfreeze the area, so you only have to do it once.
• B)Using liquid nitrogen, freeze each lesion for at least 30 seconds.
• C)Every lesion should be biopsied after using liquid nitrogen.
• D)The "freeze balls" should be approximately one-and-a-half times as wide as they are deep.

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