The nurse working with the family of a child with impetigo will teach the family which of the ...

C

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A Incorrect. The covering of the skin would not prevent the transfer of infection to others.
B Incorrect. Isolation would not need to be implemented.
C Correct. For the family of a child with impetigo, the nurse should inform the family of the need for good hygiene, including good handwashing with the use of antibacterial soap. Personal items and towels should not be shared among family members.
D Incorrect. Instead of applying tincture of benzoin, mupirocin (Bactroban) or another topical antibiotic may be considered.

I know this sounds cliche, but I was thinking the same thing. Thanks for confirming